My Competitive Programming code

ICPC

I am one of the problem setters of Vietnam ICPC since 2016. Added my reference solutions for some problems here.

Codeforces

Codeforces submissions are auto-generated with Harwest.

Only Accepted submissions are included.

All submissions from gyms and virtual contests are here.

#	Title	Solution	Tags	Submitted
3568	D - Shurikens	C++17	greedy *1700	Oct/30/2020
3567	C - Perform Easily	C++17	two pointers *1900	Oct/30/2020
3566	B - A New Technique	C++17	*1100	Oct/30/2020
3565	A - Finding Sasuke	C++17	math *800	Oct/30/2020
3564	E - Make It Increasing	C++17	dp *2200	Oct/30/2020
3563	D - Minimal Height Tree	C++17	trees *1600	Oct/30/2020
3562	C - Chef Monocarp	C++17	sortings *1800	Oct/30/2020
3561	B - Reverse Binary Strings	C++17	greedy *1200	Oct/30/2020
3560	A - Marketing Scheme	C++17	math *800	Oct/30/2020
3559	A - Ahahahahahahahaha	PyPy 3	math *1100	Sep/10/2020
3558	A - Multiples of Length	C++17	number theory *1600	Sep/03/2020
3557	D - Again?	Python 3		Apr/02/2020
3556	B - Limericks	Python 3	math number theory	Apr/02/2020
3555	A - Is it rated?	Python 2		Apr/02/2020
3554	A - Malek Dance Club	C++17	math *1600	Feb/29/2020
3553	E - Binary Numbers AND Sum	C++17	math *1700	Feb/29/2020
3552	D - Polycarp's phone book	C++17	sortings *1600	Feb/29/2020
3551	C - Permutation Cycle	C++17	constructive algorithms *1600	Feb/29/2020
3550	A - Long Beautiful Integer	C++17	strings *1700	Feb/29/2020
3549	B - s-palindrome	Python 3	strings *1600	Feb/29/2020
3548	I - Palindrome Pairs	C++17	strings *1600	Feb/29/2020
3547	A - Multicolored Marbles	C++17	math *1600	Feb/29/2020
3546	D - Minimum Diameter Tree	C++17	trees *1700	Feb/28/2020
3545	B - Three-level Laser	C++17	two pointers *1600	Feb/28/2020
3544	F - Mentors	C++17	data structures *1500	Feb/28/2020
3543	C - Find Maximum	C++17	number theory *1600	Feb/28/2020
3542	C - Save the Nature	C++17	greedy *1600	Feb/28/2020
3541	E - Field of Wonders	C++17	strings *1500	Feb/28/2020
3540	C - Nastya and a Wardrobe	C++17	math *1600	Feb/28/2020
3539	C - Destroying Array	C++17	dsu *1600	Feb/28/2020
3538	A - Win or Freeze	C++17	number theory *1400	Feb/28/2020
3537	D - Union Found	Rust		Feb/10/2020
3536	C - Partial Reduplication	C++17		Feb/10/2020
3535	B - Bogart Gets Disqualified	C++17		Feb/10/2020
3534	A - Vincent Adultman	C++17		Feb/10/2020
3533	C - Product of Three Numbers	Rust	number theory *1300	Feb/08/2020
3532	F - Mega Nim	C++17		Feb/07/2020
3531	C - Floyd	Rust		Feb/07/2020
3530	A - Clothes	C++17		Feb/07/2020
3529	D - Dijkstra	C++17		Feb/05/2020
3528	B - DAG	C++17	constructive algorithms	Feb/04/2020
3527	C - Segment tree or Fenwick?	C++17	data structures	Feb/04/2020
3526	A - Nash equilibrium	C++17		Feb/04/2020
3525	A - Display The Number	Rust	greedy *900	Jan/31/2020
3524	D - Dr. Evil Underscores	Rust	trees *1900	Jan/13/2020
3523	C - Fadi and LCM	Rust	number theory *1400	Jan/13/2020
3522	B - Just Eat It!	Rust	greedy *1300	Jan/13/2020
3521	A - Mezo Playing Zoma	Rust	math *800	Jan/12/2020
3520	A - Water Buying	Rust	math *800	Jan/12/2020
3519	A - Wrong Subtraction	Rust	*800	Jan/12/2020
3518	B - Welfare State	C++17	sortings *1600	Aug/16/2019
3517	D - Vus the Cossack and Numbers	C++17	math *1500	Jun/28/2019
3516	C - Vus the Cossack and Strings	C++17	math *1800	Jun/28/2019
3515	A - Vus the Cossack and a Contest	C++17	*800	Jun/28/2019
3514	E - Fourier Doodles	C++17		Apr/02/2019
3513	F - Neat Words	C++17		Apr/02/2019
3512	C - Mystery Circuit	C++17	bitmasks brute force	Apr/02/2019
3511	B - Kanban Numbers	C++17	brute force	Apr/01/2019
3510	D - Pigeon d'Or	C++17		Apr/01/2019
3509	A - Thanos Sort	C++17		Apr/01/2019
3508	A - A	C++17		Nov/06/2018
3507	E - The Untended Antiquity	Java 8	hashing *2400	Nov/05/2018
3506	A - The Artful Expedient	PyPy 2	brute force *1100	Nov/05/2018
3505	C - Flawed Flow	C++17	greedy *2100	Oct/05/2018
3504	D - Sequence analysis	C++17		May/12/2018
3503	E - Cheese Board	C++11	*2000	Apr/02/2018
3502	D - I'm Feeling Lucky!	C++11	probabilities *1800	Apr/02/2018
3501	C - Ravioli Sort	C++11	*1600	Apr/02/2018
3500	B - A Map of the Cat	C++11	interactive *1900	Apr/02/2018
3499	A - Quirky Quantifiers	C++11	math *800	Apr/02/2018
3498	A - The Meaningless Game	C++11	number theory *1700	Dec/01/2017
3497	L - Send the Fool Further! (hard)	C++	trees *2400	May/28/2017
3496	C - Heidi and Library (hard)	C++11	flows *2600	May/28/2017
3495	K - Send the Fool Further! (medium)	C++14	trees *2100	May/28/2017
3494	N - April Fools' Problem (medium)	C++11	graphs *2400	May/28/2017
3493	F - Marmots (hard)	C++	probabilities *2800	May/28/2017
3492	E - Marmots (medium)	C++	math *2200	May/28/2017
3491	D - Marmots (easy)	C++	math *2100	May/28/2017
3490	H - Fake News (medium)	C++	strings *2200	May/28/2017
3489	J - Send the Fool Further! (easy)	C++14	trees *1400	May/28/2017
3488	M - April Fools' Problem (easy)	C++11	sortings *1200	May/28/2017
3487	I - Fake News (hard)	C++14	string suffix structures *2300	May/28/2017
3486	A - Heidi and Library (easy)	C++11	greedy *1800	May/28/2017
3485	B - Heidi and Library (medium)	C++11	greedy *1800	May/28/2017
3484	G - Fake News (easy)	C++	strings *800	May/28/2017
3483	B - Dynamic Problem Scoring	C++11	greedy *2000	May/08/2017
3482	A - Success Rate	C++11	math *1700	May/08/2017
3481	D - Lie or Truth	Go	sortings *1500	Apr/07/2017
3480	L - Bars	Java 8	greedy *2000	Apr/06/2017
3479	J - Stepan's Series	Python 2	dp *2000	Apr/06/2017
3478	E - Big Number and Remainder	C	number theory *2300	Apr/06/2017
3477	K - Stepan and Vowels	FPC	strings *1600	Apr/06/2017
3476	C - Maximum Number	JavaScript	greedy *1200	Apr/06/2017
3475	B - Significant Cups	C++14	two pointers *2100	Apr/05/2017
3474	A - Amusement Park	Ruby	ternary search *2100	Apr/05/2017
3473	B - Kids' Riddle	Java 8	*special problem *2000	Apr/01/2017
3472	C - INTERCALC	C++14	*special problem *1800	Apr/01/2017
3471	D - Touchy-Feely Palindromes	C++14	*special problem *1900	Apr/01/2017
3470	A - Numbers Joke	C++14	*special problem *1700	Apr/01/2017
3469	F - Crunching Numbers Just for You	Python 2	*special problem *1900	Apr/01/2017
3468	E - Twisted Circuit	C++11	brute force *2000	Apr/01/2017
3467	G - BF Calculator	Python 2	*special problem *2000	Mar/31/2017
3466	E - New task	C++14	data structures *2900	Mar/30/2017
3465	B - Weird journey	C++14	graphs *2100	Mar/30/2017
3464	C - The Great Mixing	C++14	shortest paths *2300	Mar/30/2017
3463	A - Functions again	C++14	two pointers *1600	Mar/30/2017
3462	B - Not Afraid	C++14	math *1300	Mar/24/2017
3461	A - The Monster	C++14	number theory *1200	Mar/24/2017
3460	C - Till I Collapse	C++14	divide and conquer *2400	Mar/24/2017
3459	B - Legacy	C++14	shortest paths *2300	Mar/24/2017
3458	A - Berzerk	C++14	games *2000	Mar/23/2017
3457	C - Bear and Company	C++14	dp *2500	Mar/19/2017
3456	B - Bear and Tree Jumps	C++14	trees *2100	Mar/19/2017
3455	A - Bear and Different Names	C++14	greedy *1500	Mar/18/2017
3454	C - Pie Packages	C++14		Mar/11/2017
3453	A - Salient Strings	C++14		Mar/11/2017
3452	B - Innokenty and a Football League	C++14	strings *1900	Mar/06/2017
3451	D - Axel and Marston in Bitland	C++14	matrices *2400	Mar/05/2017
3450	E - Andryusha and Nervous Barriers	C++14	data structures *2700	Mar/05/2017
3449	C - Underground Lab	C++14	trees *2100	Mar/05/2017
3448	A - Andryusha and Colored Balloons	C++14	trees *1600	Mar/05/2017
3447	D - Parquet Re-laying	C++14	constructive algorithms *2700	Feb/26/2017
3446	B - Bitwise Formula	C++14	expression parsing *1800	Feb/26/2017
3445	A - String Game	C++14	strings *1700	Feb/26/2017
3444	F - Sherlock's bet to Moriarty	C++14	trees *2800	Feb/24/2017
3443	G - Sherlock and the Encrypted Data	C++14	dp *2900	Feb/24/2017
3442	D - The Door Problem	C++14	graphs *2000	Feb/24/2017
3441	E - The Holmes Children	C++14	number theory *2100	Feb/24/2017
3440	C - Molly's Chemicals	C++14	math *1800	Feb/23/2017
3439	B - Sherlock and his girlfriend	C++14	number theory *1200	Feb/23/2017
3438	A - A Serial Killer	C++14	strings *900	Feb/23/2017
3437	C - Jon Snow and his Favourite Number	C++14	sortings *1800	Feb/21/2017
3436	B - Code For 1	C++14	divide and conquer *1600	Feb/21/2017
3435	F - Barrels and boxes	C++14	probabilities *2300	Feb/21/2017
3434	E - Game of Stones	C++14	games *2100	Feb/21/2017
3433	A - Oath of the Night's Watch	C++14	sortings *900	Feb/21/2017
3432	I - Sergey and exam	C++14		Jan/28/2017
3431	H - Sergey and sequence	C++14		Jan/28/2017
3430	F - Sergey’s columns	C++14		Jan/28/2017
3429	A - Sergey and reduction (Junior)	C++14		Jan/28/2017
3428	B - Big Top	C++14		Jan/28/2017
3427	C - Fighting all the Zombies	C++14		Jan/28/2017
3426	A - Subtle Sabotage	C++14		Jan/28/2017
3425	A - Hacker Cups and Balls	C++14		Jan/28/2017
3424	J - Zero Game	C++14		Jan/28/2017
3423	F - Lonely Dreamoon 2	C++14		Jan/27/2017
3422	G - Dreamoon and NightMarket	C++14		Jan/27/2017
3421	C - Crazy Dreamoon	C++14		Jan/27/2017
3420	E - Radio stations	C++14	data structures *2200	Jan/27/2017
3419	D - Bacterial Melee	C++14	string suffix structures *2400	Jan/23/2017
3418	C - Nikita and stack	C++14	data structures *2200	Jan/23/2017
3417	B - Travel Card	C++14	dp *1600	Jan/23/2017
3416	A - Pavel and barbecue	C++14	dfs and similar *1700	Jan/23/2017
3415	D - Beach Umbrellas	C++14		Jan/21/2017
3414	A - Pie Progress	C++14		Jan/21/2017
3413	B - Fighting the Zombies	C++14		Jan/21/2017
3412	C - Manic Moving	C++14		Jan/21/2017
3411	C - Fighting the Zombie	C++14		Jan/21/2017
3410	A - Progress Pie	C++14		Jan/21/2017
3409	B - Lazy Loading	C++14		Jan/21/2017
3408	D - PolandBall and Polygon	C++14	data structures *2000	Jan/16/2017
3407	E - PolandBall and White-Red graph	C++14	shortest paths *2400	Jan/16/2017
3406	C - PolandBall and Forest	C++14	trees *1300	Jan/16/2017
3405	B - PolandBall and Game	C++14	strings *1100	Jan/16/2017
3404	A - PolandBall and Hypothesis	C++14	number theory *800	Jan/16/2017
3403	C - Felicity is Coming!	C++14	strings *1900	Jan/13/2017
3402	E - Bash Plays with Functions	C++14	number theory *2500	Jan/13/2017
3401	D - Felicity's Big Secret Revealed	C++14	dp *2200	Jan/13/2017
3400	B - Bash's Big Day	C++14	number theory *1400	Jan/12/2017
3399	A - Gotta Catch Em' All!	C++14	*1000	Jan/12/2017
3398	D - Leaving Auction	C++14	data structures *2000	Dec/21/2016
3397	E - Inversions After Shuffle	C++14	probabilities *2400	Dec/20/2016
3396	C - Hongcow Buys a Deck of Cards	C++14	dp *2400	Dec/18/2016
3395	B - Hongcow's Game	C++14	interactive *1900	Dec/18/2016
3394	A - Hongcow Builds A Nation	C++14	graphs *1500	Dec/18/2016
3393	D - Permutations	C++14	matrices *2800	Nov/28/2016
3392	C - Ostap and Tree	C++14	trees *2500	Nov/28/2016
3391	B - Taxes	C++14	number theory *1600	Nov/28/2016
3390	A - Tennis Championship	C++14	math *1600	Nov/28/2016
3389	C - Subordinates	C++14	greedy *1900	Nov/20/2016
3388	B - Sea Battle	C++14	math *1700	Nov/20/2016
3387	A - Road to Cinema	C++14	binary search *1700	Nov/20/2016
3386	F - Drivers Dissatisfaction	C++14	trees *2200	Nov/01/2016
3385	D - Kostya the Sculptor	Java 8	hashing *1600	Oct/31/2016
3384	C - Epidemic in Monstropolis	Java 8	two pointers *1800	Oct/31/2016
3383	B - Parade	Java 8	math *1100	Oct/31/2016
3382	A - Grasshopper And the String	Java 8	*1000	Oct/31/2016
3381	D - Running Over The Bridges	C++11	math *2200	Oct/23/2016
3380	C - Bulmart	C++11	dfs and similar *2100	Oct/23/2016
3379	E - Award Ceremony	C++	greedy *2200	Oct/23/2016
3378	I - Olympiad in Programming and Sports	C++11	greedy *2000	Oct/23/2016
3377	A - Toda 2	C++	greedy *1800	Oct/23/2016
3376	H - Delete Them	C++11	constructive algorithms *1300	Oct/23/2016
3375	B - Minimum and Maximum	C++11	interactive *1800	Oct/23/2016
3374	J - Bottles	C++	dp *1900	Oct/23/2016
3373	G - Car Repair Shop	C++11	*1600	Oct/23/2016
3372	D - Contest Balloons	C++11	greedy *1800	Oct/23/2016
3371	C - Hidden Word	C++11	strings *1600	Oct/22/2016
3370	B - Food on the Plane	Python 2	math *1200	Oct/22/2016
3369	A - Jumping Ball	C++14	*1000	Oct/22/2016
3368	E - Dance Party	C++		Oct/13/2016
3367	B - Pouring Water	C++		Oct/13/2016
3366	A - The Baguette Master	C++11		Oct/12/2016
3365	D - Checkmate with Bishop and Knight	C++11		Oct/12/2016
3364	I - Odd Factor (64 MB ML!)	C++		Oct/12/2016
3363	H - Kids' Play	C++11		Oct/12/2016
3362	K - Average Speed	C++11		Oct/12/2016
3361	L - Subway	C++		Oct/12/2016
3360	C - Old Chess Sets	C++11		Oct/12/2016
3359	M - A multiplication game	C++		Oct/12/2016
3358	C - Ray Tracing	C++11	sortings *1800	Oct/08/2016
3357	D - Dense Subsequence	C++11	strings *1900	Oct/08/2016
3356	B - Batch Sort	C++11	math *1500	Oct/08/2016
3355	A - Checking the Calendar	C++11	*1000	Oct/08/2016
3354	C - Card Collecting	C++		Oct/06/2016
3353	D - Double Elimination	C++11		Oct/05/2016
3352	H - Hunter's Apprentice	C++11		Oct/05/2016
3351	L - Sympathetic Tables	C++		Oct/05/2016
3350	K - Mixing Bowls	C++11		Oct/05/2016
3349	G - Ground Defense	C++11		Oct/05/2016
3348	F - Flight Plan	C++		Oct/05/2016
3347	J - Jurisdiction Disenchantment	C++		Oct/05/2016
3346	E - Election of Evil	C++11		Oct/05/2016
3345	I - Ingenious Lottery Tickets	C++11		Oct/05/2016
3344	A - Assembly Required	C++		Oct/05/2016
3343	B - Bulbs	C++11		Oct/05/2016
3342	A - Letters Cyclic Shift	C++11	strings *1200	Aug/25/2016
3341	B - Recover the String	C++11	math *1900	Aug/25/2016
3340	D - Recover the String	C++11	math *1900	Aug/25/2016
3339	C - Sereja and Brackets	C++11	schedules *2000	Aug/10/2016
3338	C - Break Up	C++11	graphs *2600	Jul/23/2016
3337	B - Connecting Universities	C++11	trees *1800	Jul/23/2016
3336	A - As Fast As Possible	C++11	math *1900	Jul/23/2016
3335	B3 - Recover Polygon (hard)	C++11	*2600	Jul/10/2016
3334	B2 - Recover Polygon (medium)	C++11	geometry *2600	Jul/10/2016
3333	A3 - Collective Mindsets (hard)	C++	*2400	Jul/10/2016
3332	E2 - Photographs (II)	C++11	*2600	Jul/10/2016
3331	A2 - Collective Mindsets (medium)	C++	*2300	Jul/10/2016
3330	C3 - Brain Network (hard)	C++11	trees *2200	Jul/10/2016
3329	E1 - Photographs (I)	C++11	*1800	Jul/10/2016
3328	C2 - Brain Network (medium)	C++11	trees *1500	Jul/10/2016
3327	C1 - Brain Network (easy)	C++11	*1300	Jul/10/2016
3326	D3 - The Wall (hard)	C++11	*2100	Jul/10/2016
3325	B1 - Recover Polygon (easy)	C++11	*1700	Jul/10/2016
3324	D2 - The Wall (medium)	C++11	combinatorics *1800	Jul/10/2016
3323	F1 - Tree of Life (easy)	C++11	*1300	Jul/10/2016
3322	D1 - The Wall (easy)	C++11	*1200	Jul/10/2016
3321	A1 - Collective Mindsets (easy)	C++	*1100	Jul/10/2016
3320	B - Kay and Snowflake	C++11	trees *1900	Jun/24/2016
3319	A - Robbers' watch	C++11	math *1700	Jun/24/2016
3318	C - Alyona and the Tree	C++11	trees *1600	Jun/18/2016
3317	B - Alyona and Mex	C++	sortings *1200	Jun/18/2016
3316	A - Alyona and Numbers	C++11	number theory *1100	Jun/18/2016
3315	E - Alyona and Triangles	C++11	two pointers *2600	Jun/18/2016
3314	D - Alyona and Strings	C++11	strings *1900	Jun/18/2016
3313	I - Loader	Kotlin	*special problem *2500	Jun/17/2016
3312	G - The Fraction	Kotlin	*special problem *1900	Jun/17/2016
3311	H - Exchange of Books	Kotlin	*special problem *1900	Jun/17/2016
3310	F - Reformat the String	Kotlin	*special problem *1800	Jun/17/2016
3309	E - Hammer throwing	Kotlin	*special problem *1800	Jun/17/2016
3308	D - Chocolate Bar	Kotlin	math *1400	Jun/17/2016
3307	C - Symmetric Difference	Kotlin	*special problem *1600	Jun/17/2016
3306	B - The Teacher of Physical Education	Kotlin	*special problem *1600	Jun/17/2016
3305	A - The Check of the Point	Kotlin	geometry *1200	Jun/17/2016
3304	E - Runaway to a Shadow	C++11	sortings *2500	Jun/15/2016
3303	B - Economy Game	C++11	brute force *1300	Jun/15/2016
3302	A - A Good Contest	C++11	*800	Jun/15/2016
3301	C - Heap Operations	C++11	greedy *1600	Jun/15/2016
3300	D - Gifts by the List	C++11	trees *2000	Jun/15/2016
3299	F - Lena and Queries	C++11	geometry *2500	Jun/14/2016
3298	E - Another Sith Tournament	C++11	probabilities *2200	Jun/14/2016
3297	D - Theseus and labyrinth	C++11	shortest paths *2000	May/27/2016
3296	C - Vasya and String	C++11	two pointers *1500	May/27/2016
3295	B - Different is Good	C++11	strings *1000	May/12/2016
3294	A - Summer Camp	C++11	*800	May/12/2016
3293	C - Ultimate Weirdness of an Array	C++11	number theory *2800	May/12/2016
3292	B - Robin Hood	C++11	greedy *2000	May/12/2016
3291	A - Recycling Bottles	C++11	greedy *1800	May/12/2016
3290	B - Weird Cryptography	C++11		May/11/2016
3289	I - Farm	C++11		May/11/2016
3288	J - Weird Maze	C++11		May/11/2016
3287	H - Bend Test	C++11		May/11/2016
3286	G - Board Game	C++11		May/11/2016
3285	F - A Poet Computer	C++11		May/11/2016
3284	E - Pairs	C++11		May/11/2016
3283	D - Enormous Carpet	C++11		May/11/2016
3282	C - OCR	C++11		May/11/2016
3281	A - Time	C++11		May/11/2016
3280	K - Wheels	C++11		May/11/2016
3279	G - Stocks Dynamics	C++11		May/11/2016
3278	A - Maximal Convex Subset	C++11		May/11/2016
3277	J - One Way	C++11		May/10/2016
3276	E - Pareto's Domination	C++11		May/10/2016
3275	D - Numbers	C++11		May/10/2016
3274	J - Killing everything	C++11		May/10/2016
3273	K - Jpeg	C++11		May/10/2016
3272	I - What a Mess	C++11		May/10/2016
3271	H - Phobia	C++11		May/10/2016
3270	G - Square Spiral Search	C++11		May/10/2016
3269	F - black-white	C++11		May/10/2016
3268	E - Qwerty78 Trip	C++11		May/10/2016
3267	I - Mancala	C++11		May/08/2016
3266	E - Arrange Teams	C++11		May/08/2016
3265	C - Palindrome Again !!	C++11		May/08/2016
3264	J - Polygons Intersection	C++11		May/08/2016
3263	F - Contestants Ranking	C++11		May/08/2016
3262	H - Special Palindrome	C++11		May/08/2016
3261	D - Time to go back	C++11		May/08/2016
3260	G - The jar of divisors	C++11		May/08/2016
3259	B - New Job	C++11		May/08/2016
3258	A - Who is the winner?	C++11		May/08/2016
3257	C - Control Tower	C++11		May/08/2016
3256	G - Gavrila’s Rap	C++11		May/08/2016
3255	B - Battery Upgrade	C++11		May/08/2016
3254	J - Jack pot	C++11		May/08/2016
3253	I - Irina Tornado	C++11		May/08/2016
3252	F - Fractions	C++11		May/08/2016
3251	E - Exams	C++11		May/08/2016
3250	D - Dinner Time	C++11		May/08/2016
3249	A - Anti factorial	C++11		May/08/2016
3248	B - Problems for Round	C++11	greedy *1300	May/08/2016
3247	A - Bear and Game	C++11	*800	May/08/2016
3246	F - Bears and Juice	C++11	combinatorics *2900	May/08/2016
3245	E - Bear and Destroying Subtrees	C++11	trees *2700	May/08/2016
3244	C - Levels and Regions	C++11	dp *2400	May/07/2016
3243	B - Bear and Two Paths	C++11	graphs *1600	May/07/2016
3242	A - Bear and Colors	C++11	data structures *1500	May/07/2016
3241	C - Creativity	C++11		May/07/2016
3240	B - Divide et Impere	C++11		May/07/2016
3239	H - Sieve Coding	C++11		May/07/2016
3238	I - Ellipse and the Line	C++11		May/07/2016
3237	J - Sea Battle	C++11		May/07/2016
3236	F - Simple Calculations	C++11		May/07/2016
3235	E - A+B=C	C++11		May/07/2016
3234	D - Strange Things	Python 2		May/07/2016
3233	A - Black-White Numbers	C++11		May/07/2016
3232	E - Correct Bracket Sequence Editor	C++11	strings *1700	May/07/2016
3231	D2 - Magic Powder - 2	C++11	binary search *1500	May/07/2016
3230	D1 - Magic Powder - 1	C++11	brute force *1400	May/07/2016
3229	C - Cinema	C++11	sortings *1300	May/07/2016
3228	B - Game of Robots	C++11	*1000	May/06/2016
3227	A - Holidays	C++11	math *900	May/06/2016
3226	G - Labyrinth	C++11		May/06/2016
3225	C - Farmer's happiness	C++11		May/06/2016
3224	A - Data Coding	C++11		May/05/2016
3223	F - Equivalent Images	C++11		May/05/2016
3222	D - Generalized Fibonacci Numbers	C++11		May/05/2016
3221	H - Points	C++11		May/01/2016
3220	B - Lines	C++11		May/01/2016
3219	K - Two Strings	C++11		May/01/2016
3218	I - Set Intersection	C++11		May/01/2016
3217	J - Sort It!	C++11		May/01/2016
3216	F - Colored Path	C++11		May/01/2016
3215	D - Greedy Game	C++11		May/01/2016
3214	A - Reberland Linguistics	C++11	strings *1800	May/01/2016
3213	H - Hash It!	C++11		May/01/2016
3212	G - Grep	C++		May/01/2016
3211	E - Equilateral Polygon	C++11		May/01/2016
3210	I - Interactive Problem 2	C++11		May/01/2016
3209	J - Jolly Dolls	C++		Apr/30/2016
3208	B - Dictionary	C++11		Apr/27/2016
3207	G - Snake	C++11		Apr/27/2016
3206	I - Substring Pairs	C++11		Apr/27/2016
3205	J - Hyperrectangle	C++		Apr/26/2016
3204	D - Dense Amidakuji	C++11		Apr/26/2016
3203	C - Clique Coloring	C++11		Apr/26/2016
3202	A - Manhattan	C++		Apr/26/2016
3201	C - Little Artem and Random Variable	C++11	probabilities *2400	Apr/26/2016
3200	D - Little Artem and Time Machine	C++11	data structures *2000	Apr/25/2016
3199	B - Little Artem and Dance	C++11	*1800	Apr/25/2016
3198	A - Little Artem and Matrix	C++11	*1400	Apr/25/2016
3197	F - Beautiful sums	C++11		Apr/24/2016
3196	G - Nano alarm-clocks	C++11		Apr/24/2016
3195	L - The Pool for Lucky Ones	C++11		Apr/24/2016
3194	H - Lunch	C++11		Apr/24/2016
3193	B - Dispersed parentheses	C++11		Apr/24/2016
3192	K - Three Contests	C++11		Apr/23/2016
3191	L - For the Honest Election	C++11		Apr/23/2016
3190	J - The Best Statement	C++11		Apr/23/2016
3189	I - Meteor Flow	C++11		Apr/23/2016
3188	H - Secret Information	C++11		Apr/23/2016
3187	G - City Square	C++11		Apr/23/2016
3186	F - Battle Fury	C++11		Apr/23/2016
3185	E - Of Groups and Rights	C++11		Apr/23/2016
3184	D - Hamming Distance	C++11		Apr/23/2016
3183	C - Victor's Research	C++11		Apr/23/2016
3182	B - Similar Strings	C++11		Apr/23/2016
3181	A - The Power of the Dark Side	C++11		Apr/23/2016
3180	K - Triskaidekaphobia	C++11		Apr/23/2016
3179	L - Make Your Donation Now	C++11		Apr/23/2016
3178	G - Procrastination	C++11		Apr/23/2016
3177	H - The Longest Good Substring	C++11		Apr/23/2016
3176	I - Prohibition	C++11		Apr/23/2016
3175	J - Secret Laboratory	C++11		Apr/23/2016
3174	D - Broadcasting	C++11		Apr/23/2016
3173	E - Tests Preparation	C++11		Apr/23/2016
3172	F - Magic Chains	C++11		Apr/23/2016
3171	A - Innovative Experiment	C++11		Apr/23/2016
3170	B - Epic Battle	C++11		Apr/23/2016
3169	C - Pink Elephants	C++11		Apr/23/2016
3168	J - Ropes	C++11		Apr/23/2016
3167	E - Mirror Rice Cake	C++11		Apr/23/2016
3166	D - Merge	C++11		Apr/23/2016
3165	C - Jump	C++11		Apr/23/2016
3164	B - Airports	C++11		Apr/23/2016
3163	F - Number Cards	C++11		Apr/23/2016
3162	I - Robots	C++11		Apr/22/2016
3161	L - String Modification	C++11		Apr/22/2016
3160	G - Gena's Soul Cakes	C++11		Apr/20/2016
3159	B - Be a Smart Raftsman	C++11		Apr/20/2016
3158	K - Kola	C++11		Apr/19/2016
3157	I - Impudent Thief	C++11		Apr/19/2016
3156	J - Jealous Cucumber	C++11		Apr/19/2016
3155	C - Coach's Trouble	C++11		Apr/19/2016
3154	H - Hero of Our Time	Java 8		Apr/19/2016
3153	E - Excursion	C++11		Apr/19/2016
3152	N - Border	C++11		Apr/19/2016
3151	F - Funny Feature	C++11		Apr/19/2016
3150	L - Chocolate	C++11		Apr/19/2016
3149	B - International Olympiad	C++11	strings *2000	Apr/18/2016
3148	C - Graph Coloring	C++11	graphs *2200	Apr/18/2016
3147	A - Rebus	C++11	math *1800	Apr/17/2016
3146	A - Complicated GCD	Python 2	number theory *800	Apr/17/2016
3145	M - Decomposition into Good Strings	C++11		Apr/17/2016
3144	J - Robots at Warehouse	C++11		Apr/17/2016
3143	H - Pavel's Party	C++11		Apr/17/2016
3142	D - Laying Cables	C++11		Apr/17/2016
3141	A - Treasure Island	C++11		Apr/17/2016
3140	F - Two Points	C++11		Apr/17/2016
3139	L - Chess Match	C++11		Apr/17/2016
3138	K - Palindromization	C++11		Apr/17/2016
3137	G - Repair	C++11		Apr/17/2016
3136	C - Triangles	C++11		Apr/17/2016
3135	B - Derangement	C++11		Apr/17/2016
3134	A - Alpinism	C++11		Apr/16/2016
3133	B - Cards	C++11		Apr/16/2016
3132	A - Prevent a Galactic War!	C++11		Apr/16/2016
3131	E - Cryptographic Argument	C++11		Apr/16/2016
3130	G - Youngling Tournament	C++11		Apr/16/2016
3129	C - Missing Part	C++11		Apr/16/2016
3128	F - The Jedi Killer	C++11		Apr/15/2016
3127	B - Forcefield	C++11		Apr/15/2016
3126	H - Garland Checking	C++11		Apr/15/2016
3125	K - Por Costel and the Firecracker	C++11		Apr/12/2016
3124	E - Por Costel and the Cipher	C++11		Apr/12/2016
3123	C - Por Costel and Bujor	C++11		Apr/12/2016
3122	F - Por Costel and the Alien Invasion	C++11		Apr/12/2016
3121	D - Por Costel and the Censorship Committee	C++11		Apr/12/2016
3120	J - Por Costel and Pinball	C++11		Apr/12/2016
3119	H - Por Costel and the Match	C++11		Apr/11/2016
3118	G - Por Costel and the Orchard	C++11		Apr/11/2016
3117	B - Por Costel and the Algorithm	C++11		Apr/11/2016
3116	I - Por Costel and the Pairs	C++11		Apr/11/2016
3115	A - Por Costel and Azerah	C++11		Apr/11/2016
3114	L - Por Costel and the Semipalindromes	C++11		Apr/11/2016
3113	H - Rotate Matrix	J	*special problem *2400	Apr/11/2016
3112	G - Hungarian Notation	J	*special problem *2200	Apr/11/2016
3111	F - Primes in Interval	J	*special problem *1900	Apr/11/2016
3110	E - Divisibility Check	J	*special problem *2000	Apr/11/2016
3109	D - Maximal Difference	J	*special problem *2100	Apr/11/2016
3108	C - Array Sum	J	*special problem *2000	Apr/11/2016
3107	B - Seasons	J	*special problem *1900	Apr/11/2016
3106	A - Lazy Caterer Sequence	J	*special problem *1300	Apr/11/2016
3105	H - Hans Zimmer	C++11		Apr/10/2016
3104	G - Green Day	C++11		Apr/10/2016
3103	C - Mr. Credo	C++11		Apr/10/2016
3102	K - Korn	C++11		Apr/10/2016
3101	E - Elvis Presley	C++11		Apr/10/2016
3100	J - Jimi Hendrix	C++11		Apr/10/2016
3099	A - ABBA	C++11		Apr/10/2016
3098	D - Number of Parallelograms	C++11	geometry *1900	Apr/10/2016
3097	H - Hitting Points	C++11		Apr/10/2016
3096	J - Jittery Roads	C++11		Apr/10/2016
3095	I - iChandu	C++11		Apr/10/2016
3094	L - Lazy Mayor	C++11		Apr/10/2016
3093	F - Flipping Rectangles	C++		Apr/09/2016
3092	C - Chunin Exam	C++11		Apr/09/2016
3091	G - Gift Pack	C++11		Apr/09/2016
3090	E - Everyone wants Khaleesi	C++		Apr/09/2016
3089	D - Dicy Numbers	C++11		Apr/09/2016
3088	B - Backward and Forward	C++		Apr/09/2016
3087	A - A Beautiful Array	C++		Apr/09/2016
3086	D - Castle	C++11		Apr/08/2016
3085	A - You're in the Army Now	C++11		Apr/08/2016
3084	G - Princess	C++11		Apr/08/2016
3083	E - Creeping	C++11		Apr/07/2016
3082	A - Average Convex Hull	C++11		Apr/05/2016
3081	E - Elections	C++11		Apr/04/2016
3080	F - Free of Squares	C++11		Apr/04/2016
3079	G - Gas Transportation	C++11		Apr/04/2016
3078	B - Binary Suffix Array	C++11		Apr/04/2016
3077	I - In Touch	C++11		Apr/04/2016
3076	H - Handsome Division	C++11		Apr/04/2016
3075	F - Ace It!	C++11	*special problem *1900	Apr/02/2016
3074	G - You're a Professional	Python 2	*special problem *1900	Apr/02/2016
3073	D - Rosetta Problem	Python 2	*special problem *2100	Apr/02/2016
3072	C - Without Text	C++11	*special problem *2000	Apr/02/2016
3071	E - Out of Controls	C++11	*special problem *2000	Apr/02/2016
3070	B - Scrambled	C++11	*special problem *1700	Apr/02/2016
3069	A - Da Vinci Powers	C++11	*special problem *1900	Apr/02/2016
3068	H - A polyline	C++11	*special problem *1700	Apr/01/2016
3067	G - Mysterious numbers - 2	C++11	*special problem *1600	Apr/01/2016
3066	F - ucyhf	C++11	number theory *1600	Apr/01/2016
3065	E - MYSTERIOUS LANGUAGE	C++11	*special problem *2000	Apr/01/2016
3064	D - Broken checker	C++11	brute force *1300	Apr/01/2016
3063	C - A Piece of Cake	C++11	*special problem *2000	Apr/01/2016
3062	B - Star	Python 2	combinatorics *1300	Apr/01/2016
3061	A - Mysterious numbers - 1	Python 2	constructive algorithms *1200	Apr/01/2016
3060	A - Arbitrage	C++11		Apr/01/2016
3059	J - Jungle Speed	C++11		Mar/31/2016
3058	D - Diamonds and Golden Strings	C++11		Mar/31/2016
3057	E - Expedition to Mars	C++11		Mar/31/2016
3056	F - Polycarp and Hay	C++11	sortings *2000	Mar/31/2016
3055	G - Fence Divercity	C++11	number theory *2300	Mar/31/2016
3054	E - New Reform	C++11	greedy *1600	Mar/31/2016
3053	D - Bicycle Race	C++11	math *1500	Mar/31/2016
3052	C - Tanya and Toys	C++11	greedy *1200	Mar/31/2016
3051	B - Qualifying Contest	C++11	sortings *1300	Mar/31/2016
3050	A - Round House	C++11	math *1000	Mar/31/2016
3049	D - Zip-line	C++11	hashing *2600	Mar/30/2016
3048	A - Bear and Reverse Radewoosh	C++11	*800	Mar/30/2016
3047	A - Bear and Displayed Friends	C++11	*1200	Mar/30/2016
3046	A - Three seamarks	C++11		Mar/30/2016
3045	D - Camelogistics	C++11		Mar/30/2016
3044	B - High-Speed Pedestrian walkway 1.0	C++11		Mar/30/2016
3043	J - Liquid	C++11		Mar/29/2016
3042	K - Synonymous Words Number System	C++11		Mar/29/2016
3041	L - Three machines	C++11		Mar/29/2016
3040	C - Cubes	C++11		Mar/29/2016
3039	H - Messenger	C++11		Mar/29/2016
3038	I - Manhattan Project	C++11		Mar/29/2016
3037	G - Pots	C++11		Mar/29/2016
3036	F - GCD and LCM	C++11		Mar/29/2016
3035	M - The smallest fraction	C++11		Mar/29/2016
3034	B - Bear and Polynomials	C++11	math *2200	Mar/29/2016
3033	A - Bear and Forgotten Tree 3	C++11	trees *1600	Mar/29/2016
3032	D - Nested Segments	C++11	sortings *1800	Mar/27/2016
3031	C - Foe Pairs	C++11	two pointers *1800	Mar/27/2016
3030	B - z-sort	C++11	sortings *1000	Mar/27/2016
3029	A - Gabriel and Caterpillar	C++11	math *1400	Mar/27/2016
3028	D - Three-dimensional Turtle Super Computer	C++11	graphs *1800	Mar/26/2016
3027	C - Road Improvement	C++11	trees *1800	Mar/26/2016
3026	B - Making Genome in Berland	C++11	strings *1500	Mar/26/2016
3025	A - Home Numbers	C++11	math *1100	Mar/26/2016
3024	F - Paper task	C++11	strings *2600	Mar/26/2016
3023	E - Bear and Forgotten Tree 2	C++11	trees *2400	Mar/26/2016
3022	D - Delivery Bears	C++11	graphs *2200	Mar/26/2016
3021	C - Bear and Up-Down	C++11	brute force *1900	Mar/25/2016
3020	C - Table Compression	C++11	greedy *2200	Mar/25/2016
3019	D - Running with Obstacles	C++11	greedy *1600	Mar/25/2016
3018	C - Promocodes with Mistakes	C++11	constructive algorithms *1400	Mar/25/2016
3017	B - Chat Order	C++11	sortings *1200	Mar/25/2016
3016	G - GridBagLayout 2	C++11		Mar/25/2016
3015	J - Jackpot	C++11		Mar/25/2016
3014	A - Approximation	C++11		Mar/24/2016
3013	H - High School Duels	C++11		Mar/24/2016
3012	B - Big Set	C++11		Mar/24/2016
3011	D - Duel	C++11		Mar/24/2016
3010	E - Environment Problems	C++11		Mar/24/2016
3009	C - Board Game	C++11	math *1700	Mar/24/2016
3008	B - Work Group	C++11	trees *2000	Mar/24/2016
3007	C - Brackets	C++11	greedy *2300	Mar/24/2016
3006	A - Prime Permutation	C++11	strings *1300	Mar/24/2016
3005	B - String	C++11	strings *2100	Mar/23/2016
3004	D - Prefixes and Suffixes	C++11	two pointers *2000	Mar/23/2016
3003	B - Bear and Compressing	C++11	strings *1300	Mar/23/2016
3002	A - Bear and Three Balls	C++11	sortings *900	Mar/23/2016
3001	A - Voting for Photos	C++11	constructive algorithms *1000	Mar/19/2016
3000	F - Cowslip Collections	C++11	number theory *2500	Mar/19/2016
2999	E - Intellectual Inquiry	C++11	strings *2200	Mar/19/2016
2998	D - Robot Rapping Results Report	C++11	graphs *1800	Mar/19/2016
2997	A - Amity Assessment	C++11	brute force *1200	Mar/19/2016
2996	C - Enduring Exodus	C++11	two pointers *1600	Mar/19/2016
2995	B - Mischievous Mess Makers	C++11	math *1200	Mar/19/2016
2994	B - Processing Queries	C++11	two pointers *1700	Mar/18/2016
2993	G - Hungry Queen	C++11		Mar/18/2016
2992	F - Decoding Prefix Codes	C++11		Mar/18/2016
2991	E - Permutation Reconstruction	C++11		Mar/18/2016
2990	H - Boat Race	C++11		Mar/18/2016
2989	C - ePig	C++11		Mar/18/2016
2988	D - Irreducible Young Diagrams	C++11		Mar/17/2016
2987	J - New Year Tree Transportation	C++11		Mar/17/2016
2986	A - Cookies	C++11		Mar/17/2016
2985	I - Longest Common Subpair	C++11		Mar/17/2016
2984	C - Hostname Aliases	C++11	strings *2100	Mar/17/2016
2983	A - Parliament of Berland	C++11	constructive algorithms *1000	Mar/16/2016
2982	H - Sea Port	C++11		Mar/16/2016
2981	G - Persistent Queue	C++11		Mar/16/2016
2980	A - Achromatic Number	C++11		Mar/16/2016
2979	B - Binary Search	C++11		Mar/15/2016
2978	D - Bubble Sort	C++11		Mar/15/2016
2977	F - Permutations with Monotonic Segments	C++11		Mar/15/2016
2976	H - Polygon	C++11		Mar/15/2016
2975	C - Map Generator	C++11		Mar/15/2016
2974	A - Graph Game	C++11		Mar/14/2016
2973	B - Lempel-Ziv Compression	C++11		Mar/14/2016
2972	G - Musical	C++11		Mar/14/2016
2971	F - "Money, Money, Money"	C++11		Mar/14/2016
2970	J - 2-3 Trees	C++11		Mar/14/2016
2969	I - Tables	C++11		Mar/14/2016
2968	G - Sequences	C++11		Mar/14/2016
2967	D - Expression	C++11		Mar/13/2016
2966	F - Parliament	C++11		Mar/13/2016
2965	A - Automorphism	C++		Mar/13/2016
2964	H - Squares	C++11		Mar/13/2016
2963	J - Triangle	C++		Mar/13/2016
2962	E - Paint	C++11		Mar/13/2016
2961	E - Holes	C++11	dsu *2700	Mar/13/2016
2960	D - Triangles	C++11	geometry *2600	Mar/13/2016
2959	C - Sequence	C++11	sortings *2200	Mar/13/2016
2958	B - Letter A	C++11	geometry *2000	Mar/13/2016
2957	B - Beautiful Paintings	C++11	sortings *1200	Mar/12/2016
2956	A - Joysticks	C++11	math *1100	Mar/12/2016
2955	I - Archaeological Research	C++11		Mar/12/2016
2954	F - Empty Vessels	C++11		Mar/12/2016
2953	A - Three Servers	C++11		Mar/12/2016
2952	H - Biathlon 2.0	C++11		Mar/11/2016
2951	J - Sockets	C++11		Mar/11/2016
2950	G - Maximum Product	C++11		Mar/11/2016
2949	M - Matrix, The	C++11		Mar/09/2016
2948	F - Find the Length	C++11		Mar/09/2016
2947	E - Extreme Permutations	C++11		Mar/09/2016
2946	I - Interactive Casino	C++11		Mar/09/2016
2945	J - Judgement	C++11		Mar/09/2016
2944	H - Hierarchy	C++11		Mar/08/2016
2943	L - Liesbeth and the String	C++11		Mar/08/2016
2942	D - dir -C	C++11		Mar/08/2016
2941	C - Constant Ratio	C++11		Mar/08/2016
2940	A - Abstract Picture	C++11		Mar/08/2016
2939	A - Watchmen	C++11	math *1400	Mar/07/2016
2938	D - Fibonacci-ish	C++11	math *2000	Mar/06/2016
2937	C - Spy Syndrome 2	C++11	strings *1900	Mar/06/2016
2936	B - A Trivial Problem	C++11	number theory *1300	Mar/06/2016
2935	A - Ebony and Ivory	C++11	number theory *1100	Mar/06/2016
2934	F - Magic Matrix	C++11	trees *2400	Mar/06/2016
2933	D - Messenger	C++11	strings *2100	Mar/05/2016
2932	C - Report	C++11	sortings *1700	Mar/05/2016
2931	B - Print Check	C++11	constructive algorithms *1200	Mar/05/2016
2930	A - Interview	C++11	brute force *900	Mar/05/2016
2929	E - Thief in a Shop	C++11	math *2400	Mar/03/2016
2928	D - Longest Subsequence	C++11	number theory *2100	Mar/03/2016
2927	C - The Smallest String Concatenation	C++11	strings *1700	Mar/03/2016
2926	B - Alice, Bob, Two Teams	C++11	constructive algorithms *1400	Mar/03/2016
2925	A - Grandma Laura and Apples	C++11	*1200	Mar/03/2016
2924	C - Factory Repairs	C++11	data structures *1700	Mar/01/2016
2923	B - XOR Equation	C++11	math *1700	Mar/01/2016
2922	A - Island Puzzle	C++11	constructive algorithms *1300	Mar/01/2016
2921	A - Orchestra	C++11	brute force *1100	Mar/01/2016
2920	A - Numbers	Java 7	math *1000	Feb/26/2016
2919	E - Greedy Change	C++11	constructive algorithms *2600	Feb/26/2016
2918	E - Defining Macros	C++11	expression parsing *2600	Feb/26/2016
2917	E - Bindian Signalizing	C++11	data structures *2400	Feb/26/2016
2916	H - Robots' Art	C++11		Feb/23/2016
2915	J - RSA	C++11		Feb/23/2016
2914	I - Roof Skeleton	C++11		Feb/23/2016
2913	F - Graph Factorization	C++11		Feb/23/2016
2912	E - Strange Digits	C++11		Feb/22/2016
2911	C - Spending Budget	C++11		Feb/22/2016
2910	G - Permutations	C++11		Feb/22/2016
2909	M - Turn	Python 2	math *1800	Feb/22/2016
2908	D - Babaei and Birthday Cake	C++11	dp *2000	Feb/21/2016
2907	C - Famil Door and Brackets	C++11	strings *2000	Feb/21/2016
2906	B - Far Relative’s Problem	C++11	brute force *1100	Feb/21/2016
2905	A - Far Relative’s Birthday Cake	C++11	constructive algorithms *800	Feb/21/2016
2904	G - String generator 2	C++11		Feb/21/2016
2903	F - Sexless marriage agency	C++11		Feb/21/2016
2902	H - Equalize	C++11		Feb/21/2016
2901	D - BOPC	C++11		Feb/20/2016
2900	J - Lucky tickets	C++11		Feb/20/2016
2899	K - Cards	C++11		Feb/20/2016
2898	B - Sum of sequences	C++11		Feb/20/2016
2897	A - A+-B	Python 2		Feb/20/2016
2896	Q - Pyramids	C++11	math *1700	Feb/20/2016
2895	N - Forecast	C++11	math *1300	Feb/20/2016
2894	R - Game	Python 2	math *1200	Feb/20/2016
2893	L - Cracking the Code	Python 2	math *1400	Feb/20/2016
2892	K - Indivisibility	C++11	number theory *1500	Feb/20/2016
2891	J - Divisibility	Python 2	number theory *1100	Feb/20/2016
2890	I - Parking Lot	Python 2	math *1700	Feb/20/2016
2889	H - Benches	Python 2	math *1400	Feb/20/2016
2888	G - Challenge Pennants	Python 2	math *1600	Feb/20/2016
2887	F - Selection of Personnel	Python 2	math *1300	Feb/20/2016
2886	E - A rectangle	Python 2	math *1900	Feb/20/2016
2885	D - Hexagons!	Python 2	math *1100	Feb/20/2016
2884	C - Lucky Numbers	C++11	math *1100	Feb/20/2016
2883	B - Moore's Law	C++11	math *1200	Feb/20/2016
2882	A - Again Twenty Five!	C++11	number theory *800	Feb/20/2016
2881	A - Aviation Reform	C++11		Feb/19/2016
2880	E - New Hierarchy	C++11		Feb/19/2016
2879	H - Expected Number of Points	C++11		Feb/19/2016
2878	C - Center of the Universe	C++11		Feb/18/2016
2877	J - Subtrees	C++11		Feb/18/2016
2876	F - Knights	C++11		Feb/18/2016
2875	B - Busy Beavers	C++11		Feb/18/2016
2874	D - LCIS	C++11	dp *2800	Feb/18/2016
2873	C - Digital Root	C++11	number theory *2000	Feb/18/2016
2872	B - Cinema Cashier	C++11	dp *1500	Feb/18/2016
2871	A - Power Consumption Calculation	C++11	*900	Feb/18/2016
2870	E - Beads	C++11	graphs *2600	Feb/18/2016
2869	E - Levko and Game	C++11	shortest paths *2800	Feb/17/2016
2868	A - Levko and Array Recovery	C++11	greedy *1700	Feb/17/2016
2867	B - Levko and Permutation	C++11	number theory *1200	Feb/17/2016
2866	A - Levko and Table	C++11	constructive algorithms *800	Feb/17/2016
2865	D - A Simple Task	C++11	graphs *2200	Feb/16/2016
2864	B - Jumping Jack	C++11	math *1600	Feb/16/2016
2863	A - Increasing Sequence	C++11	math *900	Feb/16/2016
2862	E - Points and Lines	C++11		Feb/16/2016
2861	C - Nothing on TV	C++11		Feb/16/2016
2860	B - Minimal Matrix	C++11		Feb/16/2016
2859	K - XOR	C++11		Feb/15/2016
2858	J - Wikipidia	C++11		Feb/15/2016
2857	D - Avoiding Partitions	C++11		Feb/15/2016
2856	F - Reversing Prefixes	C++11		Feb/15/2016
2855	A - Graph Theory	C++11		Feb/15/2016
2854	G - Inverse Range Minimum Query	C++11		Feb/15/2016
2853	B - Making a String	C++11	sortings *1100	Feb/15/2016
2852	A - Save Luke	C++11	math *800	Feb/15/2016
2851	E - Simple Skewness	C++11	ternary search *2400	Feb/14/2016
2850	F - Group Projects	C++11	dp *2400	Feb/14/2016
2849	D - Jerry's Protest	C++11	probabilities *1800	Feb/14/2016
2848	C - Block Towers	C++11	number theory *1600	Feb/14/2016
2847	B - Cards	C++11	math *1300	Feb/14/2016
2846	A - Robot Sequence	C++11	brute force *1000	Feb/14/2016
2845	J - The Wall	C++11		Feb/13/2016
2844	H - Peaks	C++11		Feb/13/2016
2843	C - Arbitrage	Java 8		Feb/13/2016
2842	I - Tour	C++11		Feb/13/2016
2841	F - Coins Game	C++11		Feb/13/2016
2840	E - Chipmunks	C++11		Feb/13/2016
2839	B - Antipalindromic Numbers	C++11		Feb/13/2016
2838	A - Brackets Subsequences	C++11		Feb/13/2016
2837	F - Peaceful Rooks	C++11		Feb/13/2016
2836	F - The Sum of the k-th Powers	C++11	math *2600	Feb/13/2016
2835	E - Ants in Leaves	C++11	trees *2200	Feb/13/2016
2834	D - Optimal Number Permutation	C++11	constructive algorithms *1900	Feb/13/2016
2833	C - Not Equal on a Segment	C++11	data structures *1700	Feb/13/2016
2832	B - The Time	C++11	*900	Feb/13/2016
2831	A - Infinite Sequence	C++11	math *1000	Feb/13/2016
2830	H - TEX Assistant	C++11		Feb/12/2016
2829	G - Secret Photo	C++11		Feb/12/2016
2828	I - Crazy Wall	C++11		Feb/12/2016
2827	E - Compact Relations Encoding	C++11		Feb/11/2016
2826	D - Puzzle Championship	C++11		Feb/11/2016
2825	D - Birthday	C++11	probabilities *2700	Feb/11/2016
2824	A - Guest From the Past	Python 2	math *1700	Feb/08/2016
2823	C - K-special Tables	C++11	constructive algorithms *1300	Feb/08/2016
2822	B - War of the Corporations	Python 2	strings *1200	Feb/08/2016
2821	F - Locally Linked Sequences	C++11		Feb/06/2016
2820	J - Separable Divisions	C++11		Feb/06/2016
2819	C - Colorful Cycle Decomposition	C++11		Feb/06/2016
2818	A - Circular Roads	C++11		Feb/06/2016
2817	D - Delta, Kappa, Lambda	C++11		Feb/06/2016
2816	I - Black and White Segments	C++11		Feb/06/2016
2815	G - Magicand Lottery	C++11		Feb/06/2016
2814	H - Move to Front	C++11		Feb/06/2016
2813	A - Graph and String	C++11	graphs *1800	Feb/05/2016
2812	B - Array GCD	C++11	number theory *2300	Feb/05/2016
2811	A - Arcade Game	C++11		Feb/05/2016
2810	D - Rat Kwesh and Cheese	C++11	math *2400	Feb/04/2016
2809	E - Wet Shark and Blocks	C++11	matrices *2000	Feb/04/2016
2808	C - Wet Shark and Flowers	C++11	probabilities *1700	Feb/04/2016
2807	B - Wet Shark and Bishops	C++11	combinatorics *1300	Feb/04/2016
2806	A - Wet Shark and Odd and Even	C++11	*900	Feb/04/2016
2805	F - Double Knapsack	C++11	two pointers *3000	Feb/04/2016
2804	D - Hamiltonian Spanning Tree	C++11	trees *2200	Feb/03/2016
2803	C - AVL Trees	C++11		Feb/02/2016
2802	D - Block Edit Distance	C++11		Feb/02/2016
2801	F - Independent Set	C++11		Feb/02/2016
2800	I - Hungry Queen 2	C++11		Feb/01/2016
2799	H - Perfect Lodging	C++11		Feb/01/2016
2798	J - Trip Expenses	C++11		Feb/01/2016
2797	G - 3D Knight	C++11		Feb/01/2016
2796	E - Cryptography	C++		Feb/01/2016
2795	C - Constellation	C++11	geometry *1600	Jan/31/2016
2794	B - Guess the Permutation	C++11	constructive algorithms *1100	Jan/31/2016
2793	A - Slime Combining	C++11	*800	Jan/31/2016
2792	C - Umbrella	C++11		Jan/31/2016
2791	B - Farm	C++11		Jan/31/2016
2790	E - Transportation	C++11		Jan/31/2016
2789	A - Chess	C++11		Jan/31/2016
2788	E - Robot Arm	C++11	geometry *2500	Jan/31/2016
2787	A - Brackets	C++11		Jan/30/2016
2786	G - TV Show	C++11		Jan/30/2016
2785	C - Painting Cottages	C++11		Jan/30/2016
2784	H - Hard Test	C++11		Jan/30/2016
2783	I - Travel Agency	C++11		Jan/30/2016
2782	F - Move to Front	C++11		Jan/30/2016
2781	J - Triatrip	C++11		Jan/30/2016
2780	E - Minima	C++11		Jan/30/2016
2779	D - Dinner Problem	C++11		Jan/30/2016
2778	B - Tetris revisited	C++	math *2200	Jan/29/2016
2777	A - Reflection	Python 2	math *1600	Jan/29/2016
2776	D - Powerful array	C++11	two pointers *2200	Jan/29/2016
2775	F - Xors on Segments	C++11	trees *2800	Jan/29/2016
2774	E - Convex Permutominoes	C++11		Jan/29/2016
2773	A - Kingdom Division	C++11		Jan/29/2016
2772	H - Truth is in the...	C++11		Jan/28/2016
2771	I - Video on Demand	C++11		Jan/28/2016
2770	F - Substring Search	C++11		Jan/28/2016
2769	C - Late Again	C++11		Jan/28/2016
2768	B - Financial Software	C++11		Jan/28/2016
2767	B - Chip Reconstruction	C++11		Jan/26/2016
2766	D - Discussions	C++11		Jan/26/2016
2765	F - Merge	C++11		Jan/26/2016
2764	I - No Term Repetition Exactly One Satisfiability	C++11		Jan/26/2016
2763	E - Yet Another Game with Words	C++11		Jan/25/2016
2762	K - Parse Tree	C++11		Jan/25/2016
2761	A - Casino	C++11		Jan/25/2016
2760	G - The Most Relevant Pattern	C++11		Jan/25/2016
2759	E - New Year Tree	C++11	trees *2100	Jan/24/2016
2758	D - Professor GukiZ and Two Arrays	C++11	two pointers *2200	Jan/24/2016
2757	C - Pearls in a Row	C++11	greedy *1500	Jan/24/2016
2756	B - Grandfather Dovlet’s calculator	C++11	*1000	Jan/24/2016
2755	A - Professor GukiZ's Robot	C++11	math *800	Jan/24/2016
2754	A - Elephant	C++11	math *800	Jan/24/2016
2753	B - Chocolate	C++11	combinatorics *1300	Jan/24/2016
2752	C - Watering Flowers	C++11	*1600	Jan/24/2016
2751	D - Polyline	C++11	constructive algorithms *1700	Jan/24/2016
2750	E - XOR and Favorite Number	C++11	data structures *2200	Jan/24/2016
2749	D - Costly Labels	C++11		Jan/24/2016
2748	A - Boomerang Decoration	C++11		Jan/24/2016
2747	B - Carnival Coins	C++11		Jan/24/2016
2746	C - Snakes and Ladders	C++11		Jan/24/2016
2745	J - Zen Garden	C++11		Jan/24/2016
2744	I - Segment Transformation	C++11		Jan/23/2016
2743	A - BibTeX	C++11		Jan/23/2016
2742	E - New Mayors	C++11		Jan/23/2016
2741	H - Settling the Universe Up	C++11		Jan/23/2016
2740	G - Pulp Fiction	C++11		Jan/23/2016
2739	B - Signed Derangements	Java 8		Jan/23/2016
2738	D - Currency Exchange	C++11		Jan/23/2016
2737	F - Sqrt Nim	C++11		Jan/23/2016
2736	B - Physics Practical	C++11	two pointers *1400	Jan/21/2016
2735	B - Special Olympics	C++11	geometry *1900	Jan/21/2016
2734	J - Minimum Sum	C++11	sortings *1900	Jan/21/2016
2733	C - Robo-Footballer	C++11	geometry *2000	Jan/20/2016
2732	A - Series of Crimes	C++11	geometry *800	Jan/20/2016
2731	C - View Angle	C++11	math *1800	Jan/20/2016
2730	A - Triangle	C++11	geometry *1500	Jan/20/2016
2729	A - String Decomposition	C++11		Jan/20/2016
2728	H - Range Minimum Query	C++11		Jan/19/2016
2727	D - False RSA	C++11		Jan/19/2016
2726	E - Sereja and Intervals	C++11	dp *2700	Jan/19/2016
2725	D - Sereja and Sets	C++11	dfs and similar *2400	Jan/19/2016
2724	C - Sereja and the Arrangement of Numbers	C++11	sortings *2000	Jan/19/2016
2723	B - Sereja ans Anagrams	C++11	data structures *1900	Jan/19/2016
2722	A - Sereja and Algorithm	C++11	data structures *1500	Jan/19/2016
2721	C - Yachtzee	C++11		Jan/18/2016
2720	D - Boomerang Tournament	C++11		Jan/18/2016
2719	B - Gena's Code	C++11	math *1400	Jan/15/2016
2718	A - Link/Cut Tree	Python 2	brute force *1500	Jan/15/2016
2717	C - Necklace	C++11	math *2500	Jan/15/2016
2716	B - Skills	C++11	two pointers *1900	Jan/15/2016
2715	A - Peter and Snow Blower	C++11	ternary search *1900	Jan/15/2016
2714	G - Squadtrees	C++11		Jan/14/2016
2713	F - Pushing Boxes	C++11		Jan/14/2016
2712	H - This Takes the Cake	C++11		Jan/14/2016
2711	E - Polly Nomials	C++11		Jan/14/2016
2710	D - Phone Home	C++11		Jan/14/2016
2709	C - EKG Sequence	C++11		Jan/14/2016
2708	B - Decorations	C++11		Jan/14/2016
2707	A - Crypto Columns	C++11		Jan/14/2016
2706	L - Young Diagrams	Java 8		Jan/14/2016
2705	K - Chessboard in FEN	C++		Jan/14/2016
2704	J - Common Permutation	C++		Jan/14/2016
2703	I - Graph of Inversions	C++		Jan/14/2016
2702	D - Text Editor	C++		Jan/14/2016
2701	K - Rock Garden	C++		Jan/14/2016
2700	D - Floors	C++		Jan/13/2016
2699	J - Quaternary Balance	Java 8		Jan/13/2016
2698	I - DNA	C++11		Jan/13/2016
2697	H - Input	C++11		Jan/13/2016
2696	C - Hensel and Grethel	C++11		Jan/13/2016
2695	F - Pearls	C++11		Jan/13/2016
2694	A - Euro Efficiency	C++11		Jan/13/2016
2693	D - Longest k-Good Segment	C++11	two pointers *1600	Jan/13/2016
2692	C - The Labyrinth	C++11	dfs and similar *1600	Jan/13/2016
2691	B - Dinner with Emma	C++11	greedy *1000	Jan/13/2016
2690	A - Comparing Two Long Integers	C++11	strings *900	Jan/13/2016
2689	I - Inlay Cutters	C++11		Jan/13/2016
2688	E - Evacuation Plan	C++11		Jan/13/2016
2687	A - Boomerang Constellations	C++11		Jan/12/2016
2686	B - High Security	C++11		Jan/12/2016
2685	C - The Price is Correct	C++11		Jan/12/2016
2684	E - Sum of Remainders	C++11	number theory *2200	Jan/11/2016
2683	A - Amusing Numbers	C++11		Jan/11/2016
2682	H - Heroes Of Might And Magic	C++11		Jan/11/2016
2681	F - Folding	C++11		Jan/11/2016
2680	D - Decoding Task	C++11		Jan/11/2016
2679	C - Cricket Field	C++11		Jan/11/2016
2678	B - Bricks	C++11		Jan/11/2016
2677	A - Theatre Square	C++11		Jan/11/2016
2676	B - Spreadsheets	C++11		Jan/11/2016
2675	C - Ancient Berland Circus	C++11		Jan/11/2016
2674	C - Running Track	C++11	trees *2000	Jan/11/2016
2673	B - Longtail Hedgehog	C++11	graphs *1600	Jan/11/2016
2672	A - Bulbs	C++11	*800	Jan/11/2016
2671	D - Multipliers	C++11	number theory *2000	Jan/11/2016
2670	E - Hexagons	C++11	math *2100	Jan/11/2016
2669	K - Kaleidoscope	C++		Jan/10/2016
2668	A - Agnatic Seniority	C++11		Jan/10/2016
2667	I - Infinite Improbability Drive	C++11		Jan/10/2016
2666	L - Laboratory of ACM	C++11		Jan/10/2016
2665	J - Jeltz’ Torture	C++11		Jan/10/2016
2664	F - Farm	C++		Jan/10/2016
2663	C - Coding	C++11		Jan/10/2016
2662	E - Exhibition Hall	C++11		Jan/10/2016
2661	A - Age of Retirement	C++11		Jan/10/2016
2660	J - Jams	C++11		Jan/10/2016
2659	I - I, V, X, L, C, D, M Problem	C++11		Jan/10/2016
2658	F - File Sharing	C++		Jan/09/2016
2657	C - Crisis	C++11		Jan/09/2016
2656	I - Colored Points	C++11		Jan/09/2016
2655	E - Checker's Check	C++11		Jan/09/2016
2654	C - Rational Approximation	C++11		Jan/09/2016
2653	G - BSP Trees	C++11		Jan/09/2016
2652	A - Picnic Planning	C++11		Jan/09/2016
2651	H - Double Trouble	C++11		Jan/09/2016
2650	F - To Bet or Not To Bet	C++11		Jan/09/2016
2649	D - Stacking Cubes	C++11		Jan/09/2016
2648	B - Poly-polygonal Numbers	C++11		Jan/09/2016
2647	L - Crossed ladders	C++11		Jan/09/2016
2646	J - Cigarettes	C++11		Jan/09/2016
2645	H - Hiking	C++11		Jan/06/2016
2644	G - Bits Generator	C++11		Jan/06/2016
2643	A - Arithmetic Rectangle	C++11		Jan/06/2016
2642	G - Simple Polygon	C++11		Jan/05/2016
2641	E - Alphabet Permutations	C++11	strings *2500	Jan/01/2016
2640	D - Vika and Segments	C++11	two pointers *2300	Jan/01/2016
2639	H - Subword	C++11		Jan/01/2016
2638	I - HTML Table	C++11		Jan/01/2016
2637	J - Wheel of Fortune	C++11		Jan/01/2016
2636	E - Set Partitions	C++11		Jan/01/2016
2635	F - Pipe Layout	C++11		Jan/01/2016
2634	C - Domino in Casino	C++11		Jan/01/2016
2633	G - Word Square	C++11		Dec/31/2015
2632	B - Darts	C++11		Dec/31/2015
2631	C - Harmony Analysis	C++11	constructive algorithms *1800	Dec/31/2015
2630	B - Vika and Squares	C++11	constructive algorithms *1300	Dec/31/2015
2629	A - Pasha and Stick	C++11	math *1000	Dec/31/2015
2628	F - New Year and Cleaning	C++11	binary search *2500	Dec/31/2015
2627	E - New Year and Three Musketeers	C++11	sortings *2400	Dec/31/2015
2626	D - New Year and Ancient Prophecy	C++11	strings *2000	Dec/30/2015
2625	C - New Year and Domino	C++11	dp *1500	Dec/30/2015
2624	B - New Year and Old Property	C++11	brute force *1300	Dec/30/2015
2623	A - New Year and Days	C++11	*900	Dec/30/2015
2622	J - Yet Another Minimal Triangle	C++11		Dec/29/2015
2621	E - Mazes Exit Guide	C++11		Dec/29/2015
2620	D - Young Hackers	C++11		Dec/29/2015
2619	A - Perfect Bombing	C++11		Dec/28/2015
2618	H - Rent A Car	C++11		Dec/28/2015
2617	F - Nonequal Parts	C++11		Dec/28/2015
2616	G - Primitive Product	C++11		Dec/28/2015
2615	E - Square Root of Permutation	C++11	math *2200	Dec/27/2015
2614	D - The Union of k-Segments	C++11	sortings *1800	Dec/27/2015
2613	C - Replace To Make Regular Bracket Sequence	C++11	math *1400	Dec/27/2015
2612	B - HDD is Outdated Technology	C++11	math *1200	Dec/27/2015
2611	A - The Text Splitting	C++11	strings *1300	Dec/27/2015
2610	F - Edge coloring of bipartite graph	C++11	graphs *2800	Dec/27/2015
2609	F - Frogs and mosquitoes	C++11	greedy *2500	Dec/27/2015
2608	E - Minimum spanning tree for each edge	C++11	trees *2100	Dec/26/2015
2607	D - Gadgets for dollars and pounds	C++11	two pointers *2000	Dec/26/2015
2606	C - Marbles	C++11	strings *2500	Dec/26/2015
2605	A - Saitama Destroys Hotel	C++11	math *1000	Dec/24/2015
2604	B - Hamming Distance Sum	C++11	strings *1500	Dec/24/2015
2603	D - Power Tree	C++11	trees *2600	Dec/24/2015
2602	B - Zuma	C++11	dp *1900	Dec/24/2015
2601	A - Chain Reaction	C++11	dp *1600	Dec/24/2015
2600	C - Load Balancing	C++11	math *1500	Dec/20/2015
2599	B - Книга - лучший подарок	C++11	constructive algorithms *1100	Dec/20/2015
2598	A - Флеш-карты	C++11	sortings *800	Dec/20/2015
2597	E - Guarding the Place of Murder	C++11		Dec/19/2015
2596	F - Wall Painting	C++11		Dec/19/2015
2595	C - Express Trains	C++11		Dec/19/2015
2594	D - Merge Sort	C++11		Dec/19/2015
2593	A - Finite Automata	C++11		Dec/19/2015
2592	E - Polycarp and Arcolygon	C++11		Dec/19/2015
2591	H - Prime Sum	C++11		Dec/19/2015
2590	J - Tree Analysis	C++11		Dec/19/2015
2589	I - Sharing the Sweets	C++11		Dec/19/2015
2588	G - Palindromes	C++11		Dec/19/2015
2587	K - Towers	C++11		Dec/18/2015
2586	D - Function	C++11		Dec/18/2015
2585	C - Containment	C++11		Dec/17/2015
2584	G - Number Game	C++11		Dec/17/2015
2583	H - Pushups	C++11		Dec/17/2015
2582	F - Knights	C++11		Dec/17/2015
2581	E - Hill Number	C++11		Dec/17/2015
2580	L - Wormhole	C++11		Dec/17/2015
2579	I - Salary Inequity	C++11		Dec/17/2015
2578	A - Runes	C++11		Dec/17/2015
2577	K - King's Inspection	C++11		Dec/17/2015
2576	J - Jump	C++11		Dec/17/2015
2575	L - Landscape Improved	C++11		Dec/17/2015
2574	G - Generators	C++11		Dec/17/2015
2573	F - Froggy Ford	C++11		Dec/17/2015
2572	B - Binary vs Decimal	C++11		Dec/17/2015
2571	E - Easy Problemset	C++11		Dec/17/2015
2570	A - Adjustment Office	C++11		Dec/17/2015
2569	C - KenKen You Do It?	C++11		Dec/16/2015
2568	B - Delete This!	C++11		Dec/16/2015
2567	G - Tray Bien	C++11		Dec/16/2015
2566	F - Transportation Delegation	C++11		Dec/16/2015
2565	D - Rings	C++11		Dec/16/2015
2564	E - Squawk Virus	C++11		Dec/16/2015
2563	I - What's on the Grille?	C++11		Dec/16/2015
2562	I - Coverage	C++11		Dec/16/2015
2561	J - Olympics	C++11		Dec/16/2015
2560	K - Checkers	C++11		Dec/16/2015
2559	H - Hilbert Sort	C++11		Dec/16/2015
2558	A - Airports	C++11		Dec/15/2015
2557	G - Racing Gems	C++11		Dec/15/2015
2556	C - Classy	C++11		Dec/15/2015
2555	E - Excellence	C++11		Dec/15/2015
2554	D - Triangle	C++11		Dec/15/2015
2553	E - Intergalaxy Trips	C++11	shortest paths *2700	Dec/15/2015
2552	D - Board Game	C++11	dfs and similar *2500	Dec/15/2015
2551	C - Freelancer's Dreams	C++11	geometry *2400	Dec/15/2015
2550	A - Polycarp and Digits	C++11		Dec/14/2015
2549	H - Polycarp and Chains	C++11		Dec/14/2015
2548	B - Polycarp and Polynoms	C++11		Dec/14/2015
2547	K - Polycarp and Lamps	C++11		Dec/14/2015
2546	J - Polycarp and Dividend	C++11		Dec/13/2015
2545	G - Polycarp and Palindromes	C++11		Dec/13/2015
2544	D - Polycarp and the Table	C++11		Dec/13/2015
2543	L - Polycarp and Permutations	C++11		Dec/13/2015
2542	F - Polycarp and Satellites	C++11		Dec/13/2015
2541	C - Polycarp and Polygon	C++11		Dec/13/2015
2540	B - Lazy Student	C++11	graphs *1700	Dec/13/2015
2539	A - Sorting Railway Cars	C++11	greedy *1600	Dec/13/2015
2538	B - Testing Robots	C++11	*1600	Dec/13/2015
2537	A - Magic Spheres	C++11	*1200	Dec/13/2015
2536	H - The Problem to Make You Happy	C++11		Dec/13/2015
2535	C - The Problem Needs 3D Arrays	C++11		Dec/13/2015
2534	G - The Problem to Slow Down You	C++11		Dec/13/2015
2533	I - International Collegiate Routing Contest	C++11		Dec/12/2015
2532	F - Color	C++11		Dec/12/2015
2531	K - Last Defence	C++11		Dec/12/2015
2530	A - Built with Qinghuai and Ari Factor	C++11		Dec/12/2015
2529	I - Cousins Aunt	C++11		Dec/12/2015
2528	G - Dendrograms	C++11		Dec/12/2015
2527	E - Optimal Rest	C++11		Dec/12/2015
2526	C - Dig or Climb	C++		Dec/12/2015
2525	D - Rotation Estimation	C++11		Dec/11/2015
2524	F - Controlled Tournament	C++		Dec/11/2015
2523	B - Headstrong Student	C++11		Dec/11/2015
2522	A - Everlasting...?	C++11		Dec/11/2015
2521	D - Ruminations on Ruminants	C++11	math *2900	Dec/06/2015
2520	H - Cornering at Poles	C++11		Dec/05/2015
2519	I - Sweet War	C++11		Dec/05/2015
2518	E - Automotive Navigation	C++11		Dec/04/2015
2517	G - Flipping Parentheses	C++11		Dec/04/2015
2516	D - Space Golf	C++11		Dec/04/2015
2515	C - Shopping	C++11		Dec/04/2015
2514	F - There is No Alternative	C++11		Dec/04/2015
2513	B - Miscalculation	C++11		Dec/04/2015
2512	A - Bit String Reordering	C++11		Dec/04/2015
2511	B - More Cowbell	C++11	greedy *1400	Dec/02/2015
2510	A - Uncowed Forces	C++11	*1000	Dec/02/2015
2509	C - Lieges of Legendre	C++11	math *2200	Dec/02/2015
2508	B - Moodular Arithmetic	C++11	number theory *1800	Dec/02/2015
2507	A - Alternative Thinking	C++11	math *1600	Dec/01/2015
2506	D - Area of Two Circles' Intersection	C++11	geometry *2000	Nov/30/2015
2505	E - Lomsat gelral	C++11	trees *2300	Nov/30/2015
2504	C - Make Palindrome	C++11	strings *1800	Nov/30/2015
2503	B - Queries about less or equal elements	C++11	two pointers *1300	Nov/30/2015
2502	A - Extract Numbers	C++11	strings *1600	Nov/30/2015
2501	E - A Museum Robbery	C++11	dp *2800	Nov/28/2015
2500	B - Approximating a Constant Range	C++11	two pointers *1400	Nov/25/2015
2499	A - Two Bases	C++11	brute force *1100	Nov/25/2015
2498	C - Kleofáš and the n-thlon	C++11	probabilities *2300	Nov/25/2015
2497	D - Acyclic Organic Compounds	C++11	trees *2400	Nov/25/2015
2496	B - Lipshitz Sequence	C++11	math *2100	Nov/25/2015
2495	A - The Two Routes	C++11	shortest paths *1600	Nov/25/2015
2494	D - Flights for Regular Customers	C++11	matrices *2700	Nov/23/2015
2493	E - Birthday	C++11	strings *3200	Nov/22/2015
2492	B - Max and Bike	C++11	geometry *2500	Nov/22/2015
2491	C - Beautiful Function	C++11	math *2200	Nov/22/2015
2490	D - REQ	C++11	number theory *2500	Nov/22/2015
2489	C - Edo and Magnets	C++	two pointers *2300	Nov/22/2015
2488	A - Warrior and Archer	C++	games *2300	Nov/22/2015
2487	B - Pasha and Phone	C++	math *1600	Nov/22/2015
2486	A - Vitaly and Night	C++	constructive algorithms *800	Nov/22/2015
2485	E - Sandy and Nuts	C++	trees *2600	Nov/22/2015
2484	D - Spongebob and Squares	Python 2	math *1900	Nov/21/2015
2483	C - Day at the Beach	C++11	sortings *1600	Nov/21/2015
2482	B - Spongebob and Joke	C++11	*1500	Nov/21/2015
2481	A - Patrick and Shopping	C++11	*800	Nov/21/2015
2480	E - Wilbur and Strings	C++11	strings *2500	Nov/21/2015
2479	A - Tale of Debt	C++11		Nov/19/2015
2478	K - Might and Magic	C++11		Nov/19/2015
2477	G - Short Path	C++11		Nov/18/2015
2476	L - Knights without Fear and Reproach	C++11		Nov/18/2015
2475	B - Set of Tasks	C++11		Nov/18/2015
2474	E - World of Knights	C++11		Nov/18/2015
2473	F - Graveyard of Bandits	C++11		Nov/18/2015
2472	I - Dragon Delivers	C++11		Nov/18/2015
2471	J - Feeling of Comradeship	C++11		Nov/18/2015
2470	D - Dream of Sum	C++11		Nov/18/2015
2469	D - Wilbur and Trees	C++11	sortings *2300	Nov/16/2015
2468	C - Wilbur and Points	C++11	sortings *1700	Nov/16/2015
2467	A - Wilbur and Swimming Pool	C++11	geometry *1100	Nov/16/2015
2466	B - Wilbur and Array	C++11	greedy *1100	Nov/16/2015
2465	F - Cut Length	C++11	geometry *2900	Nov/14/2015
2464	C - Nearest vectors	C++11	sortings *2300	Nov/14/2015
2463	E - Chocolate Bar	C++11	dp *2000	Nov/13/2015
2462	D - Igor In the Museum	C++11	shortest paths *1700	Nov/13/2015
2461	B - Queries on a String	C++11	strings *1300	Nov/13/2015
2460	A - Tricky Sum	C++11	math *900	Nov/13/2015
2459	C - Subsequences	C++11	dp *1900	Nov/13/2015
2458	B - Restaurant	C++11	sortings *1600	Nov/13/2015
2457	A - Divisibility	C++11	math *1600	Nov/13/2015
2456	D - Dot	C++11	games *1900	Nov/06/2015
2455	C - Game	C++11	*2000	Nov/06/2015
2454	B - Bets	C++11	greedy *1200	Nov/06/2015
2453	E - Camels	C++11	dp *1900	Nov/06/2015
2452	D - Two Paths	C++11	two pointers *1900	Nov/06/2015
2451	L - Telescope	C++11		Nov/06/2015
2450	D - Slant Drilling	C++11		Nov/06/2015
2449	E - Rainfall	C++11		Nov/06/2015
2448	J - Jelly Raid	C++11		Nov/06/2015
2447	A - Aqueduct Construction	C++11		Nov/06/2015
2446	G - Drink Responsibly	C++11		Nov/05/2015
2445	H - Sunlight	C++11		Nov/05/2015
2444	M - Milestone Counter	C++11		Nov/05/2015
2443	I - Nimionese	C++11		Nov/05/2015
2442	B - Mountain Biking	C++11		Nov/05/2015
2441	C - Conversation Log	C++11		Nov/05/2015
2440	E - Strange Calculation and Cats	C++11	matrices *2400	Nov/05/2015
2439	D - Happy Tree Party	C++11	trees *2400	Nov/05/2015
2438	B - Anton and Lines	C++11	sortings *1600	Nov/05/2015
2437	A - 2Char	C++11	brute force *1200	Nov/05/2015
2436	B - Vasya and Public Transport	C++11	greedy *1100	Nov/04/2015
2435	E - Space Rescuers	C++11	ternary search *2100	Nov/04/2015
2434	D - Treasure Island	C++11	brute force *1700	Nov/04/2015
2433	C - Buns	C++11	dp *1700	Nov/04/2015
2432	B - Choosing Laptop	C++11	brute force *1000	Nov/04/2015
2431	A - Card Game	C++11	*1000	Nov/04/2015
2430	E - Expression	C++11	dp *2400	Nov/04/2015
2429	D - Calendar	C++11	strings *2000	Nov/04/2015
2428	C - Trees	C++11	brute force *1800	Nov/04/2015
2427	B - Coins	C++11	greedy *1300	Nov/04/2015
2426	B - Sereja and Array	C++11	*1200	Nov/03/2015
2425	A - Sereja and Bottles	C++11	brute force *1400	Nov/03/2015
2424	A - Snow Footprints	C++11	greedy *1300	Nov/03/2015
2423	B - Sail	C++11	greedy *1200	Nov/03/2015
2422	E - Cannon	C++11	sortings *2200	Nov/03/2015
2421	D - Safe	C++11	brute force *2200	Nov/03/2015
2420	C - Crossword	C++11	*2000	Nov/03/2015
2419	B - Coins	C++11	*1200	Nov/03/2015
2418	A - Triangular numbers	C++11	math *800	Nov/03/2015
2417	E - Blood Cousins	C++11	trees *2100	Nov/03/2015
2416	B - Solitaire	C++11	dp *1900	Nov/03/2015
2415	C - Police Station	C++11	shortest paths *1900	Nov/03/2015
2414	D - Prizes, Prizes, more Prizes	C++11	*1200	Nov/03/2015
2413	D - Valera and Fools	C++11	shortest paths *2200	Nov/03/2015
2412	E - Valera and Queries	C++11	data structures *2200	Nov/03/2015
2411	C - Valera and Elections	C++11	trees *1600	Nov/03/2015
2410	B - Valera and Contest	C++11	math *1400	Nov/03/2015
2409	D - Beard Graph	C++11	trees *2100	Nov/03/2015
2408	E - Compatible Numbers	C++11	dp *2200	Nov/03/2015
2407	C - Another Problem on Strings	C++11	two pointers *1600	Nov/03/2015
2406	B - Burning Midnight Oil	C++11	binary search *1500	Nov/03/2015
2405	B - Apple Tree	C++11	trees *2100	Nov/02/2015
2404	B - Color the Fence	C++11	greedy *1700	Nov/02/2015
2403	D - Turtles	C++11	matrices *2500	Nov/02/2015
2402	A - Mafia	C++11	sortings *1600	Nov/02/2015
2401	D - Ring Road 2	C++11	graphs *2200	Nov/02/2015
2400	C - Unordered Subsequence	C++11	greedy *1900	Nov/02/2015
2399	B - Tournament	C++11	greedy *1300	Nov/02/2015
2398	E - Number With The Given Amount Of Divisors	C++11	number theory *2000	Nov/02/2015
2397	A - Next Test	C++11	sortings *1200	Nov/02/2015
2396	B - Easy Number Challenge	C++11	number theory *1300	Nov/02/2015
2395	B - Let's Play Osu!	C++11	probabilities *2000	Nov/02/2015
2394	A - LCM Challenge	Python 2	number theory *1600	Nov/02/2015
2393	E - Dima and Kicks	C++11	graphs *2300	Nov/02/2015
2392	D - Dima and Hares	C++11	greedy *1800	Nov/02/2015
2391	C - Dima and Containers	C++11	greedy *2000	Nov/02/2015
2390	B - Dima and Text Messages	C++11	strings *1500	Nov/02/2015
2389	A - Dima and Continuous Line	C++11	brute force *1400	Nov/02/2015
2388	E - Little Girl and Problem on Trees	C++11	trees *2100	Nov/02/2015
2387	D - Little Girl and Maximum XOR	C++11	math *1700	Nov/01/2015
2386	C - Little Girl and Maximum Sum	C++11	sortings *1500	Nov/01/2015
2385	E - BCPC	C++11	two pointers *2700	Nov/01/2015
2384	A - PawnChess	C++11	*1200	Nov/01/2015
2383	J - Crossing the River	C++11		Nov/01/2015
2382	D - Super M	C++11	trees *2200	Nov/01/2015
2381	C - The Big Race	Python 2	math *1800	Nov/01/2015
2380	B - The Monster and the Squirrel	C++11	math *1100	Nov/01/2015
2379	E - Formula 1	C++11		Oct/31/2015
2378	H - Colorful Pebbles	C++11		Oct/31/2015
2377	I - Princess Dilemma	C++11		Oct/31/2015
2376	G - Matrix Multiplication	C++11		Oct/31/2015
2375	F - Surface Genus	C++11		Oct/31/2015
2374	D - DNA Analysis	C++11		Oct/31/2015
2373	A - Almost Palindromic Numbers	C++11		Oct/31/2015
2372	C - Casino	Java 8		Oct/31/2015
2371	B - Cartesian Tree	Java 8		Oct/31/2015
2370	E - Infinity Sect	C++11		Oct/30/2015
2369	F - Polymorphism	C++11		Oct/30/2015
2368	G - Refrain	C++11		Oct/30/2015
2367	J - Truth	C++11		Oct/30/2015
2366	B - Chess Tableaux	C++11		Oct/30/2015
2365	D - Gas Problem	C++11		Oct/30/2015
2364	I - Superinvolutions	Java 8		Oct/30/2015
2363	A - Addictions	C++11		Oct/29/2015
2362	C - Decoding Martian Messages	C++11		Oct/29/2015
2361	A - Cookies	C++11	math *1300	Oct/27/2015
2360	B - Rebranding	C++11	strings *1200	Oct/26/2015
2359	A - Wizards' Duel	C++11	math *900	Oct/26/2015
2358	A - Median Smoothing	C++11	*1700	Oct/25/2015
2357	D - Top Secret Task	C++11	dp *2300	Oct/25/2015
2356	B - Chip 'n Dale Rescue Rangers	C++11	math *2100	Oct/25/2015
2355	C - Three States	C++11	shortest paths *2200	Oct/25/2015
2354	L - Emoticons	C++11		Oct/23/2015
2353	H - Game of Corners	C++11		Oct/23/2015
2352	I - Shell Game	C++11		Oct/23/2015
2351	C - Minimax Tree	C++11		Oct/23/2015
2350	A - AHB	C++11		Oct/23/2015
2349	D - Journey	C++11		Oct/23/2015
2348	J - Narrow Bus	C++11		Oct/23/2015
2347	B - Wet Boxes	C++11		Oct/23/2015
2346	E - Permutation Polygon	C++11		Oct/22/2015
2345	K - Profact	C++11		Oct/22/2015
2344	F - Unusual Sum	C++11		Oct/22/2015
2343	G - Robot Walk	C++11		Oct/22/2015
2342	C - Cryptographer's Conundrum	C++11		Oct/20/2015
2341	D - Disastrous Downtime	C++11		Oct/20/2015
2340	F - Floppy Music	C++11		Oct/20/2015
2339	E - Entertainment Box	C++11		Oct/20/2015
2338	G - Goblin Garden Guards	C++11		Oct/20/2015
2337	H - Hero Power	C++11		Oct/20/2015
2336	J - Just a Quiz	C++11		Oct/20/2015
2335	A - Adjoin the Networks	C++11		Oct/20/2015
2334	B - Bell Ringing	C++11		Oct/20/2015
2333	B - Duff in Love	C++11	math *1300	Oct/16/2015
2332	A - Duff and Meat	C++11	greedy *900	Oct/16/2015
2331	C - Duff in the Army	C++11	trees *2200	Oct/16/2015
2330	B - Duff in Beach	C++11	dp *2100	Oct/16/2015
2329	A - Duff and Weight Lifting	C++11	greedy *1500	Oct/16/2015
2328	A - Fibonotci	C++11	matrices *2700	Oct/16/2015
2327	E - Anton and Ira	C++11	math *2300	Oct/15/2015
2326	B - Laurenty and Shop	C++11	*1300	Oct/15/2015
2325	A - Alena's Schedule	C++11	*900	Oct/15/2015
2324	D - Lizard Era: Beginning	C++11	meet-in-the-middle *2300	Oct/14/2015
2323	C - Alice, Bob, Oranges and Apples	C++11	number theory *2400	Oct/14/2015
2322	B - Phillip and Trains	C++11	shortest paths *1700	Oct/14/2015
2321	A - Gennady the Dentist	C++11	brute force *1800	Oct/14/2015
2320	E - Points on Plane	C++11	constructive algorithms *2100	Oct/13/2015
2319	C - Martians' DNA Analysis	C++11		Oct/13/2015
2318	J - Ray Tracing	C++11		Oct/12/2015
2317	F - Restore the Tree	C++11		Oct/12/2015
2316	H - Build More Roads!	C++11		Oct/12/2015
2315	B - Divide and Conquer	Java 8		Oct/12/2015
2314	F - Parallel Processes	Java 8		Oct/12/2015
2313	G - Beautiful Permutation	C++11		Oct/12/2015
2312	E - Fibonacci Period	C++11		Oct/12/2015
2311	C - Matrix Game	C++11		Oct/11/2015
2310	J - Lucky Tickets	C++11		Oct/11/2015
2309	B - Bandits	C++11		Oct/10/2015
2308	G - Pyraminx	C++11		Oct/10/2015
2307	H - Sand-Glass	C++11		Oct/10/2015
2306	I - Solid Tilings	C++11		Oct/10/2015
2305	F - Cutting Puzzle	Java 8		Oct/10/2015
2304	E - Shortest Path	C++11		Oct/10/2015
2303	A - Generalized Assignment	C++11		Oct/10/2015
2302	G - No Negations	C++11		Oct/09/2015
2301	F - Cosmic timeline	C++11		Oct/09/2015
2300	I - Regular Words	Java 8		Oct/09/2015
2299	K - Words Game	C++11		Oct/09/2015
2298	H - Manhattan Police	C++11		Oct/09/2015
2297	G - Two Pipelines	C++11		Oct/09/2015
2296	F - Lottery	Java 8		Oct/09/2015
2295	E - Fool's Game	C++11		Oct/09/2015
2294	D - Equations System	C++11		Oct/09/2015
2293	C - Thermal Death of the Universe	C++11		Oct/09/2015
2292	B - Dividing a Chocolate	C++11		Oct/09/2015
2291	A - Brackets	C++11		Oct/09/2015
2290	B - Ascencion	C++11		Oct/08/2015
2289	H - Designation in the Mafia	C++11		Oct/08/2015
2288	E - Shi's throne	C++11		Oct/08/2015
2287	D - Little thief Shi	C++11		Oct/08/2015
2286	D - Dima and Lisa	C++11	number theory *1800	Oct/07/2015
2285	C - Marina and Vasya	C++11	strings *1700	Oct/07/2015
2284	B - Kolya and Tanya	C++11	combinatorics *1500	Oct/07/2015
2283	A - Olesya and Rodion	Python 2	math *1000	Oct/07/2015
2282	G - Tantrix	C++11		Oct/06/2015
2281	G - Summits	C++11		Oct/06/2015
2280	H - Obfuscation	C++11		Oct/06/2015
2279	I - Tower Parking	C++11		Oct/06/2015
2278	J - Walk	C++11		Oct/06/2015
2277	A - Assemble	C++11		Oct/06/2015
2276	B - March of the Penguins	C++11		Oct/06/2015
2275	C - Containers	C++11		Oct/06/2015
2274	E - Escape from Enemy Territory	C++11		Oct/06/2015
2273	D - Youth Hostel Dorm	C++11		Oct/06/2015
2272	E - Graduated Lexicographical Ordering	C++11		Oct/05/2015
2271	B - Robot's Task	C++11	greedy *1200	Oct/04/2015
2270	A - Asphalting Roads	C++11	*1000	Oct/04/2015
2269	E - Superior Periodic Subarrays	C++11	number theory *2400	Oct/04/2015
2268	C - Superior Periodic Subarrays	C++11	number theory *2400	Oct/04/2015
2267	B - Once Again...	C++11	matrices *1900	Oct/04/2015
2266	A - GCD Table	C++11	number theory *1700	Oct/04/2015
2265	H - Great Berland Wall	C++11		Oct/02/2015
2264	K - Gone Swimming	C++11		Oct/02/2015
2263	I - Radio Waves	C++11		Oct/02/2015
2262	J - Cheater's Shuffle	C++11		Oct/02/2015
2261	C - Black and White	C++11		Oct/02/2015
2260	D - Integer Numbers	C++11		Oct/02/2015
2259	E - Islands	C++11		Oct/02/2015
2258	F - Counterfeit Money	C++11		Oct/02/2015
2257	H - Saving Princess	C++11		Oct/02/2015
2256	A - Beer Problem	C++11		Oct/02/2015
2255	E - Plaque Pack	C++11		Sep/30/2015
2254	C - Mahershalalhashbaz, Nebuchadnezzar, and Billy Bob Benjamin Go to the Regionals	C++11		Sep/30/2015
2253	B - Hie with the Pie	C++11		Sep/30/2015
2252	A - Caterpillar	C++11		Sep/30/2015
2251	F - Zublicanes and Mumocrates	C++11	two pointers *2400	Sep/30/2015
2250	H - Hierarchical Notation	C++11		Sep/30/2015
2249	K - Known Notation	C++11		Sep/29/2015
2248	B - Building Fire Stations	C++11		Sep/29/2015
2247	D - Domination	C++11		Sep/29/2015
2246	I - Information Entropy	C++11		Sep/29/2015
2245	A - Average Score	C++11		Sep/29/2015
2244	D - Three Logos	C++11	math *1700	Sep/29/2015
2243	C - Developing Skills	C++11	sortings *1400	Sep/29/2015
2242	B - Luxurious Houses	C++11	math *1100	Sep/29/2015
2241	A - Vasya the Hipster	C++11	math *800	Sep/29/2015
2240	F - Boring. Hot. Summer...	C++11		Sep/28/2015
2239	J - Exhibition	C++11		Sep/28/2015
2238	E - Train	C++11		Sep/28/2015
2237	I - Mars Stomatology	C++11		Sep/28/2015
2236	D - Triangle	Java 8		Sep/28/2015
2235	B - Fair-play	C++11		Sep/28/2015
2234	G - BHTML 1.0	C++11		Sep/28/2015
2233	A - Sasha vs. Kate	C++11		Sep/28/2015
2232	E - Correcting Mistakes	C++11	two pointers *1800	Sep/28/2015
2231	C - New Language	C++11	greedy *2600	Sep/28/2015
2230	D - LCS Again	C++11	greedy *2700	Sep/28/2015
2229	F - Yura and Developers	C++11	divide and conquer *2800	Sep/26/2015
2228	C - The Game Of Parity	C++11	games *2200	Sep/26/2015
2227	G - Happy Line	C++11	sortings *2200	Sep/26/2015
2226	H - Degenerate Matrix	C++11	math *2100	Sep/25/2015
2225	D - Haar Features	C++11	greedy *1900	Sep/25/2015
2224	B - Looksery Party	C++11	greedy *2300	Sep/25/2015
2223	A - Face Detection	C++11	strings *900	Sep/25/2015
2222	G - Unrhymable Rhymes	C++11		Sep/25/2015
2221	D - Police Cities	C++11		Sep/25/2015
2220	H - Selling Tickets	C++11		Sep/25/2015
2219	I - Traces	C++11		Sep/25/2015
2218	E - Quadratic Equation	C++11		Sep/25/2015
2217	E - Hot Potato Routing	C++11		Sep/23/2015
2216	H - Restoring Permutation	C++11		Sep/23/2015
2215	G - Magic Potions	C++11		Sep/23/2015
2214	E - Kefa and Watch	C++11	strings *2500	Sep/23/2015
2213	A - Chip Installation	C++11		Sep/23/2015
2212	D - Kefa and Dishes	C++11	dp *1800	Sep/23/2015
2211	C - Kefa and Park	C++11	trees *1500	Sep/23/2015
2210	B - Kefa and Company	C++11	two pointers *1500	Sep/23/2015
2209	A - Kefa and First Steps	C++11	dp *900	Sep/23/2015
2208	J - Squary Set	C++11		Sep/22/2015
2207	B - I Just Called...	C++11		Sep/22/2015
2206	H - Periodic Tilings	C++11		Sep/22/2015
2205	E - Berland Chess	C++		Sep/21/2015
2204	F - Divisibility	C++		Sep/21/2015
2203	B - Building Foundation	C++		Sep/21/2015
2202	K - Emoticons	C++		Sep/21/2015
2201	C - Dice Tower	C++		Sep/21/2015
2200	A - Bonnie and Clyde	C++11		Sep/21/2015
2199	G - Old town	C++11		Sep/21/2015
2198	J - Counting Triangulations	C++		Sep/20/2015
2197	F - The Magic Wheel	C++		Sep/20/2015
2196	I - Trade	C++11		Sep/20/2015
2195	C - Order-Preserving Codes	C++11		Sep/20/2015
2194	K - Unfair Contest	C++11		Sep/20/2015
2193	E - Long Dominoes	C++11		Sep/20/2015
2192	G - Cracking SSH	C++11		Sep/20/2015
2191	D - More Divisors	C++11		Sep/20/2015
2190	A - The Smart Bomb	C++11		Sep/20/2015
2189	A - Nonoptimal Assignments	C++11		Sep/20/2015
2188	I - Bishops on a Toral Board	Java 7		Sep/19/2015
2187	F - Little Mammoth	C++11		Sep/19/2015
2186	G - Network Wars	C++11		Sep/19/2015
2185	H - Oil Deal	C++11		Sep/19/2015
2184	C - Fibonacci Subsequence	C++11		Sep/19/2015
2183	D - Hexagon and Rhombic Dominoes	C++11		Sep/19/2015
2182	E - Strange Limit	C++11		Sep/19/2015
2181	B - Cryptography	C++11		Sep/19/2015
2180	B - Under Control	C++11		Sep/18/2015
2179	C - Holidays	C++11		Sep/18/2015
2178	F - Crazy Painter	C++11		Sep/18/2015
2177	I - Stable Sets	C++11		Sep/18/2015
2176	D - Laboratory	C++11		Sep/18/2015
2175	A - Little Brackets	Java 7		Sep/18/2015
2174	G - Puzzle	C++11		Sep/18/2015
2173	E - Maps	C++11		Sep/18/2015
2172	H - Quest	C++11		Sep/18/2015
2171	B - Finding Team Member	C++11	sortings *1300	Sep/17/2015
2170	A - Raising Bacteria	C++11	bitmasks *1000	Sep/17/2015
2169	A - A Problem about Polyline	C++11	math *1700	Sep/17/2015
2168	C - Weakness and Poorness	C++11	ternary search *2000	Sep/17/2015
2167	B - "Or" Game	C++11	greedy *1700	Sep/17/2015
2166	F - Ellipses	C++11		Sep/16/2015
2165	C - Power	C++11		Sep/16/2015
2164	A - Strong parentheses sequence	C++11		Sep/15/2015
2163	H - Words from cubes	C++11		Sep/15/2015
2162	E - Restore	C++11		Sep/15/2015
2161	D - Triangle Formation	C++11		Sep/15/2015
2160	B - Retrospective Sequence	C++11		Sep/15/2015
2159	G - LCS Revised	C++11		Sep/15/2015
2158	I - Yet another A + B	Python 2		Sep/15/2015
2157	C - Commentator problem	C++11	geometry *2600	Sep/11/2015
2156	C - Points on Plane	C++11	sortings *2100	Sep/11/2015
2155	A - Vasya and Petya's Game	C++11	number theory *1500	Sep/11/2015
2154	B - Invariance of Tree	C++11	trees *2100	Sep/11/2015
2153	B - Modulo Sum	C++11	two pointers *1900	Sep/11/2015
2152	A - Multiplication Table	C++11	number theory *1000	Sep/11/2015
2151	C - Vasya and Petya's Game	C++11	number theory *1500	Sep/11/2015
2150	D - Invariance of Tree	C++11	*2100	Sep/11/2015
2149	C - Harry Potter and the Golden Snitch	C++11	geometry *2100	Sep/10/2015
2148	B - Depression	C++11	math *1200	Sep/10/2015
2147	F - Clique in the Divisibility Graph	C++11	number theory *1500	Sep/06/2015
2146	G - Max and Min	C++11	geometry *2500	Sep/06/2015
2145	A - Matching Names	C++11	trees *2300	Sep/06/2015
2144	B - Replicating Processes	C++11	greedy *2600	Sep/06/2015
2143	D - Restructuring Company	C++11	dsu *1900	Sep/06/2015
2142	H - Bots	C++11	number theory *1800	Sep/06/2015
2141	D - Tablecity	C++11	constructive algorithms *1700	Sep/06/2015
2140	F - Bulbo	C++11	greedy *2100	Sep/06/2015
2139	G - Run for beer	C++11	shortest paths *2200	Sep/06/2015
2138	C - Party	C++11	graph matchings *2700	Sep/06/2015
2137	B - Bribes	C++11	trees *2200	Sep/06/2015
2136	F - GSM	Java 8		Sep/04/2015
2135	H - Don't Go Left	C++11		Sep/04/2015
2134	I - Railroad Sort	C++11		Sep/04/2015
2133	B - The Minimal Angle	C++11		Sep/04/2015
2132	G - Warehouse Keeper	C++11		Sep/04/2015
2131	C - Yellow Code	C++11		Sep/04/2015
2130	D - Yet Another Digit	Java 8		Sep/04/2015
2129	E - Slicing cheese	C++11		Sep/02/2015
2128	I - Card Jousting	C++11		Sep/02/2015
2127	F - Sequence of words	C++11		Aug/30/2015
2126	I - Lazy mobile users	C++11		Aug/30/2015
2125	E - Pretty Buses	C++11		Aug/30/2015
2124	D - Degree Sequence Tree	C++11		Aug/30/2015
2123	C - Rating Shuffle	C++11		Aug/30/2015
2122	L - Plantations	C++11		Aug/30/2015
2121	K - New GPU	C++11		Aug/30/2015
2120	B - Board with lights and switches	C++11		Aug/30/2015
2119	A - Fitting boxes	C++11		Aug/30/2015
2118	B - Bear and Three Musketeers	C++11	hashing *1500	Aug/30/2015
2117	A - Bear and Elections	C++11	greedy *1200	Aug/30/2015
2116	C - Circles	C++11		Aug/30/2015
2115	G - Ranking	C++11		Aug/30/2015
2114	D - Linear Programming Dual	C++11		Aug/30/2015
2113	H - Driving Straight	C++11		Aug/30/2015
2112	E - DVD	C++11		Aug/30/2015
2111	A - Unique Attack	C++11		Aug/30/2015
2110	F - Think Positive	C++11		Aug/30/2015
2109	B - Burning Bridges	C++11		Aug/30/2015
2108	C - Bear and Drawing	C++11	trees *2300	Aug/30/2015
2107	B - Bear and Blocks	C++11	math *1600	Aug/30/2015
2106	A - Bear and Poker	C++11	number theory *1300	Aug/30/2015
2105	C - Aerotaxi	C++11		Aug/29/2015
2104	L - Many questions	C++11		Aug/25/2015
2103	M - It's complicated	C++11		Aug/25/2015
2102	K - Word order	C++11		Aug/25/2015
2101	G - Game of numbers	C++11		Aug/25/2015
2100	H - A lot of work	C++11		Aug/25/2015
2099	I - Endeavor for perfection	C++11		Aug/25/2015
2098	J - A lot of time	C++11		Aug/25/2015
2097	B - Energy Saving	C++11		Aug/25/2015
2096	D - Draconian Actions	C++11		Aug/25/2015
2095	E - Dragons in sleeping	C++11		Aug/25/2015
2094	F - Game of words	C++11		Aug/25/2015
2093	A - Tea-drinking	C++11		Aug/25/2015
2092	L - Many questions	C++11		Aug/24/2015
2091	A - Tea-drinking	C++11		Aug/24/2015
2090	M - It's complicated	C++11		Aug/24/2015
2089	G - PL/Cool	C++11		Aug/24/2015
2088	B - Order Book	C++11	sortings *1300	Aug/23/2015
2087	A - Arrays	C++11	sortings *900	Aug/23/2015
2086	C - CNF 2	C++11	greedy *2500	Aug/23/2015
2085	B - Minimization	C++11	sortings *2000	Aug/23/2015
2084	A - Lengthening Sticks	C++11	math *2100	Aug/23/2015
2083	H - Royal Federation	C++11		Aug/22/2015
2082	I - Two Cylinders	C++11		Aug/22/2015
2081	E - Strong Defence	C++11		Aug/22/2015
2080	F - Weird Dissimilarity	C++11		Aug/22/2015
2079	B - Beloved Sons	C++11		Aug/22/2015
2078	C - Strange Counter	C++11		Aug/22/2015
2077	D - Data Transmission	C++11		Aug/22/2015
2076	A - Areas	C++11		Aug/22/2015
2075	C - Divisor Tree	C++11	number theory *2200	Aug/22/2015
2074	B - Book of Evil	C++11	trees *2000	Aug/22/2015
2073	A - Quiz	C++11	number theory *1600	Aug/22/2015
2072	B - Routine Problem	C++11	number theory *1400	Aug/22/2015
2071	D - Little Jumper	C++11		Aug/21/2015
2070	F - Roads	C++11		Aug/21/2015
2069	H - Tickets	Java 7		Aug/21/2015
2068	E - Quantization Problem	C++11		Aug/21/2015
2067	G - Robbers	C++11		Aug/21/2015
2066	A - Non Absorbing DFA	C++11		Aug/21/2015
2065	B - The Towers of Hanoi Revisited	C++11		Aug/21/2015
2064	C - Hyperhuffman	C++11		Aug/21/2015
2063	B - Symmetric and Transitive	C++11	math *1900	Aug/20/2015
2062	A - Primes or Palindromes?	C++11	number theory *1600	Aug/20/2015
2061	B - Inventory	C++11	math *1200	Aug/20/2015
2060	A - Music	C++11	math *1500	Aug/20/2015
2059	G - Jewel heist	C++11		Aug/20/2015
2058	J - Conservation	C++11		Aug/20/2015
2057	H - Darts	C++11		Aug/20/2015
2056	I - The Dragon and the knights	C++11		Aug/20/2015
2055	C - Chemist's vows	C++11		Aug/20/2015
2054	D - Non-boring sequences	C++11		Aug/20/2015
2053	E - Word equations	C++11		Aug/20/2015
2052	A - Kingdoms	C++11		Aug/20/2015
2051	G - Prime Path	C++11		Aug/20/2015
2050	H - Lineland's Airport	C++11		Aug/20/2015
2049	I - Leonardo's Notebook	C++11		Aug/20/2015
2048	C - Pie	C++11		Aug/20/2015
2047	F - Printer Queue	C++11		Aug/20/2015
2046	B - The SetStack Computer	C++11		Aug/20/2015
2045	A - Sudoku	C++11		Aug/20/2015
2044	G - Beautiful People	C++11		Aug/20/2015
2043	H - Cracking' RSA	C++11		Aug/20/2015
2042	E - Nice Patterns Strike Back	C++11		Aug/20/2015
2041	F - Get Out!	C++11		Aug/20/2015
2040	B - Reactor Cooling	C++11		Aug/20/2015
2039	C - New Year Bonus Grant	C++11		Aug/20/2015
2038	D - Matrix Multiplication	C++11		Aug/20/2015
2037	A - Chinese Girls' Amusement	Java 7		Aug/20/2015
2036	E - Case of Computer Network	C++11	trees *2800	Aug/18/2015
2035	D - Case of a Top Secret	C++11	math *2500	Aug/18/2015
2034	C - Case of Chocolate	C++11	data structures *2200	Aug/17/2015
2033	B - Case of Fugitive	C++11	sortings *2000	Aug/17/2015
2032	H - Lineland's Airport	C++11		Aug/15/2015
2031	A - Sudoku	C++11		Aug/15/2015
2030	D - Tree Requests	C++11	trees *2200	Aug/14/2015
2029	E - Pig and Palindromes	C++11	dp *2300	Aug/14/2015
2028	C - Replacement	C++11	data structures *1600	Aug/14/2015
2027	B - Simple Game	C++11	math *1300	Aug/14/2015
2026	A - Elections	C++11	*1100	Aug/14/2015
2025	A - Case of Matryoshkas	C++11	*1500	Aug/06/2015
2024	E - President and Roads	C++11	shortest paths *2200	Aug/06/2015
2023	F - Mausoleum	C++11	dp *2400	Aug/06/2015
2022	D - One-Dimensional Battle Ships	C++11	sortings *1700	Aug/06/2015
2021	C - Geometric Progression	C++11	dp *1700	Aug/06/2015
2020	B - Berland National Library	C++11	*1300	Aug/06/2015
2019	A - Lineland Mail	C++11	greedy *900	Aug/06/2015
2018	I - Up the Stairs	C++11		Aug/01/2015
2017	F - Reduced ID Numbers	C++11		Aug/01/2015
2016	D - Bowlstack	C++11		Aug/01/2015
2015	H - Guardian of Decency	C++11		Aug/01/2015
2014	B - Declaration of Content	C++11		Aug/01/2015
2013	C - Laserbox	C++11		Aug/01/2015
2012	D - Bowlstack	C++11		Aug/01/2015
2011	I - Up the Stairs	C++11		Jul/31/2015
2010	H - Guardian of Decency	C++11		Jul/31/2015
2009	B - New Year Cards	C++11	greedy *1800	Jul/30/2015
2008	D - New Year Contest	C++11	sortings *1800	Jul/30/2015
2007	C - New Year Snowmen	C++11	greedy *1800	Jul/30/2015
2006	A - New Year Table	C++11	math *1700	Jul/29/2015
2005	D - Take-off Ramps	C++11	shortest paths *2300	Jul/29/2015
2004	E - Clearing Up	C++11	graphs *2300	Jul/29/2015
2003	C - Queue	C++11	sortings *1800	Jul/29/2015
2002	B - Hopscotch	C++11	math *1400	Jul/29/2015
2001	K - Key Insertion	C++11		Jul/29/2015
2000	I - Invariant Polynomials	C++11		Jul/29/2015
1999	F - Factoring a Polynomial	C++11		Jul/29/2015
1998	G - Greatest Common Increasing Subsequence	C++11		Jul/29/2015
1997	H - Highways	C++11		Jul/29/2015
1996	E - Experiment "X": Explosions Expected	C++11		Jul/29/2015
1995	C - Crankshaft	C++11		Jul/29/2015
1994	D - Destroying The Graph	C++11		Jul/29/2015
1993	B - Banal Tickets	C++11		Jul/29/2015
1992	A - Mike and Frog	C++11	math *2200	Jul/25/2015
1991	D - Vitaly and Cycle	C++11	math *2000	Jul/23/2015
1990	C - Arthur and Table	C++11	sortings *1900	Jul/23/2015
1989	B - Pasha and Tea	C++11	sortings *1500	Jul/23/2015
1988	A - Ilya and Diplomas	C++11	math *1100	Jul/23/2015
1987	B - Gerald is into Art	C++11	constructive algorithms *1200	Jul/23/2015
1986	A - Currency System in Geraldion	C++11	sortings *1000	Jul/23/2015
1985	A - Gerald's Hexagon	C++11	math *1600	Jul/22/2015
1984	C - Gerald and Giant Chess	C++11	number theory *2200	Jul/22/2015
1983	B - Equivalent Strings	C++11	strings *1700	Jul/22/2015
1982	E - Ann and Half-Palindrome	C++11	trees *2300	Jul/19/2015
1981	D - Guess Your Way Out! II	C++11	sortings *2300	Jul/15/2015
1980	C - Amr and Chemistry	C++11	shortest paths *1900	Jul/15/2015
1979	E - A Simple Task	C++11	strings *2300	Jul/14/2015
1978	B - Amr and The Large Array	C++11	*1300	Jul/14/2015
1977	A - Lala Land and Apple Trees	C++11	sortings *1100	Jul/14/2015
1976	B - Case of Fake Numbers	C++11	brute force *1100	Jul/02/2015
1975	A - Case of the Zeros and Ones	C++11	greedy *900	Jul/02/2015
1974	B - Ohana Cleans Up	C++11	strings *1200	Jun/25/2015
1973	A - Kyoya and Photobooks	C++11	strings *900	Jun/25/2015
1972	D - Nudist Beach	C++11	greedy *2300	Jun/25/2015
1971	C - Love Triangles	C++11	graphs *2200	Jun/25/2015
1970	B - Kyoya and Permutation	C++11	math *1900	Jun/25/2015
1969	A - Kyoya and Colored Balls	C++11	math *1500	Jun/25/2015
1968	E - Vanya and Brackets	C++11	strings *2100	Jun/19/2015
1967	C - Vanya and Scales	C++11	number theory *1900	Jun/19/2015
1966	D - Vanya and Triangles	C++11	sortings *1900	Jun/19/2015
1965	B - Vanya and Books	C++11	math *1200	Jun/19/2015
1964	A - Vanya and Table	C++11	math *1000	Jun/19/2015
1963	E - GukiZ and GukiZiana	C++11	data structures *2500	Jun/13/2015
1962	C - GukiZ hates Boxes	C++11	greedy *2200	Jun/13/2015
1961	D - GukiZ and Binary Operations	C++11	number theory *2100	Jun/13/2015
1960	B - ZgukistringZ	C++11	strings *1800	Jun/13/2015
1959	A - GukiZ and Contest	C++11	sortings *800	Jun/13/2015
1958	D - Regular Bridge	C++11	graphs *1900	Jun/12/2015
1957	E - Brackets in Implications	C++11	math *2200	Jun/08/2015
1956	C - Divisibility by Eight	C++11	math *1500	Jun/05/2015
1955	B - Preparing Olympiad	C++11	brute force *1400	Jun/05/2015
1954	A - Two Substrings	C++11	strings *1500	Jun/05/2015
1953	A - Letter	C++11	*800	May/29/2015
1952	B - Young Photographer	C++11	*1000	May/29/2015
1951	D - Mike and Fish	C++11	graphs *2600	May/27/2015
1950	B - Mike and Fun	C++11	greedy *1400	May/27/2015
1949	A - Mike and Fax	C++11	strings *1100	May/27/2015
1948	C - Mike and Foam	C++11	number theory *2300	May/27/2015
1947	B - Mike and Feet	C++11	dsu *1900	May/27/2015
1946	B - Zero Tree	C++11	trees *1800	May/27/2015
1945	D - Numbers	C++11	constructive algorithms *2000	May/26/2015
1944	A - Statues	C++11	dfs and similar *1500	May/26/2015
1943	B - Students and Shoelaces	C++11	graphs *1200	May/26/2015
1942	D - Palindrome Degree	C++11	strings *2200	May/26/2015
1941	C - Line	C++11	number theory *1800	May/25/2015
1940	B - Memory Manager	C++11	*1600	May/25/2015
1939	F - Proficiency Test (B)	C++11		May/24/2015
1938	B - Bad Printer (B)	C++11		May/24/2015
1937	K - Snake (A)	C++11		May/24/2015
1936	J - ACM Student Chapter (B)	C++11		May/24/2015
1935	H - Graduation Projects (B)	C++11		May/24/2015
1934	G - Graduation Projects (A)	C++11		May/24/2015
1933	D - Forming Teams (B)	C++11		May/24/2015
1932	C - Forming Teams (A)	C++11		May/24/2015
1931	I - ACM Student Chapter (A)	C++11		May/24/2015
1930	E - Proficiency Test (A)	C++11		May/24/2015
1929	A - Bad Printer (A)	C++11		May/24/2015
1928	A - Cows and Sequence	C++11	data structures *1600	May/24/2015
1927	B - Keyboard	C++11	*1500	May/24/2015
1926	A - Chord	C++11	brute force *1200	May/24/2015
1925	E - Corridor	C++11	geometry *2600	May/23/2015
1924	E - Soldier and Traveling	C++11	math *2100	May/23/2015
1923	D - Two out of Three	C++11	dp *2000	May/23/2015
1922	D - Soldier and Number Game	C++11	number theory *1700	May/23/2015
1921	C - Soldier and Cards	C++11	games *1400	May/23/2015
1920	B - Soldier and Badges	C++11	sortings *1200	May/23/2015
1919	A - Soldier and Bananas	C++11	math *800	May/23/2015
1918	C - General Mobilization	C++11	sortings *2000	May/23/2015
1917	B - Sets	C++11	hashing *1700	May/23/2015
1916	E - Decoding Genome	C++11	matrices *1900	May/23/2015
1915	D - Olympiad	C++11	two pointers *1900	May/22/2015
1914	C - Reducing Fractions	C++11	sortings *1800	May/22/2015
1913	B - Cosmic Tables	C++11	data structures *1300	May/22/2015
1912	C - Cube Problem	C++11	number theory *2400	May/22/2015
1911	A - Weird Game	C++11	greedy *1500	May/22/2015
1910	B - Polo the Penguin and Matrix	C++11	ternary search *1400	May/22/2015
1909	A - Polo the Penguin and Segments	C++11	brute force *1100	May/22/2015
1908	B - Calendar	Java 8	brute force *1300	May/22/2015
1907	A - Pythagorean Theorem II	C++11	math *1200	May/22/2015
1906	B - Datatypes	C++11	sortings *1400	May/22/2015
1905	A - Palindromic Times	C++11	strings *1000	May/22/2015
1904	B - Growing Mushrooms	C++11	sortings *1200	May/22/2015
1903	A - Comparing Strings	C++11	strings *1100	May/22/2015
1902	E - Wizards and Bets	C++11	matrices *2900	May/22/2015
1901	C - Wizards and Numbers	C++11	math *2300	May/22/2015
1900	B - Wizards and Huge Prize	C++11	probabilities *1800	May/22/2015
1899	A - Wizards and Trolleybuses	C++11	*1600	May/22/2015
1898	E - Counter Attack	C++11	sortings *2100	May/21/2015
1897	D - Non-Secret Cypher	C++11	two pointers *1900	May/21/2015
1896	C - STL	C++11	dfs and similar *1500	May/21/2015
1895	B - Surrounded	C++11	geometry *1800	May/21/2015
1894	A - Vasya and the Bus	C++11	math *1100	May/21/2015
1893	C - Read Time	C++11	two pointers *1900	May/21/2015
1892	D - Water Tree	C++11	trees *2100	May/21/2015
1891	B - Alternating Current	C++11	greedy *1600	May/21/2015
1890	D - Reclamation	C++11	dsu *2900	May/21/2015
1889	B - Stadium and Games	Java 8	math *1800	May/21/2015
1888	A - Square and Rectangles	C++11	*1500	May/21/2015
1887	H - Merging Two Decks	C++11	greedy *2000	May/21/2015
1886	G - Practice	C++11	divide and conquer *1600	May/21/2015
1885	E - Paths and Trees	C++11	shortest paths *2000	May/20/2015
1884	C - Woodcutters	C++11	greedy *1500	May/20/2015
1883	D - Queue	C++11	sortings *1300	May/20/2015
1882	B - Equidistant String	C++11	greedy *1100	May/20/2015
1881	A - Toy Cars	C++11	*900	May/20/2015
1880	D - Broken Monitor	C++11	greedy *2100	May/16/2015
1879	C - Mittens	C++11	sortings *1800	May/16/2015
1878	B - Berland Bingo	C++11	*1300	May/16/2015
1877	A - Rook, Bishop and King	C++11	shortest paths *1100	May/16/2015
1876	J - Date calculation	Befunge	*special problem *1800	May/15/2015
1875	I - Array sorting	Befunge	sortings *2300	May/15/2015
1874	H - Balanced brackets	Befunge	*special problem *1600	May/15/2015
1873	G - CAPS LOCK ON	Befunge	*special problem *1700	May/15/2015
1872	F - Prime factorization	Befunge	*special problem *1600	May/15/2015
1871	E - Tribonacci numbers	Befunge	*special problem *1600	May/15/2015
1870	D - Exponentiation	Befunge	*special problem *1500	May/15/2015
1869	C - Decimal sum	Befunge	*special problem *1500	May/15/2015
1868	B - Gnikool Ssalg	Befunge	strings *1400	May/15/2015
1867	A - Hexagonal numbers	Befunge	*special problem *900	May/15/2015
1866	D - Xenia and Bit Operations	C++11	trees *1700	May/14/2015
1865	C - Xenia and Weights	C++11	shortest paths *1700	May/14/2015
1864	E - Euclidean Distance	Cobol	*special problem *2100	May/14/2015
1863	D - Date Change	Cobol	*special problem *2000	May/14/2015
1862	C - Caesar Cipher	Cobol	*special problem *2200	May/14/2015
1861	B - Binary notation	Cobol	*special problem *1800	May/14/2015
1860	A - A + B	Cobol	*special problem *1600	May/14/2015
1859	E - Building Forest	C++11	graphs *2000	May/14/2015
1858	D - Analyzing Polyline	C++11	sortings *1900	May/14/2015
1857	C - Try and Catch	C++11	expression parsing *1800	May/14/2015
1856	B - After Training	C++11	math *1300	May/13/2015
1855	A - Let's Watch Football	C++11	math *1000	May/13/2015
1854	A - LLPS	C++11	strings *800	May/13/2015
1853	C - Sereja and Subsequences	C++11	dp *2000	May/13/2015
1852	A - Sereja and Contest	C++11	*1600	May/13/2015
1851	A - Rational Resistance	C++11	number theory *1600	May/13/2015
1850	B - Jeff and Periods	C++11	sortings *1300	May/13/2015
1849	B - Combination	C++11	sortings *1100	May/13/2015
1848	A - Phone Code	Java 8	brute force *800	May/13/2015
1847	C - The World is a Theatre	C++11	math *1400	May/13/2015
1846	B - Prime Matrix	C++11	number theory *1300	May/13/2015
1845	A - Boys and Girls	C++11	greedy *1100	May/13/2015
1844	E - Tetrahedron	C++11	matrices *1500	May/13/2015
1843	B - Blackboard Fibonacci	C++11	math *2100	May/08/2015
1842	A - Ice Skating	C++11	graphs *1200	May/08/2015
1841	A - Mountain Scenery	C++11	constructive algorithms *1100	May/08/2015
1840	B - Sea and Islands	C++11	constructive algorithms *1400	May/08/2015
1839	A - Set of Strings	C++11	strings *1100	May/08/2015
1838	D - Road Improvement	C++11	trees *2300	May/08/2015
1837	B - Destroying Roads	C++11	shortest paths *2100	May/08/2015
1836	C - Remembering Strings	C++11	dp *2500	May/08/2015
1835	A - Writing Code	C++11	dp *1800	May/08/2015
1834	F - Quest	C++11	greedy *2100	May/04/2015
1833	C - Idempotent functions	C++11	math *2000	May/04/2015
1832	A - Place Your Ad Here	C++11	sortings *2400	May/04/2015
1831	E - Fox And Polygon	C++11	divide and conquer *2900	May/03/2015
1830	C - Levko and Strings	C++11	dp *2500	May/02/2015
1829	B - Levko and Array	C++11	dp *2000	May/02/2015
1828	C - Levko and Array Recovery	C++11	greedy *1700	May/02/2015
1827	F - Square Count	C++11		May/02/2015
1826	E - Reliable Nets	C++11		May/02/2015
1825	C - The Game of Efil	C++11		May/02/2015
1824	G - Swamp Things	C++11		May/02/2015
1823	H - Two Ends	C++11		May/02/2015
1822	B - Countdown	C++11		May/02/2015
1821	D - Queens, Knights and Pawns	C++11		May/02/2015
1820	A - ACM (ACronym Maker)	C++11		May/02/2015
1819	B - Strings of Power	C++11	two pointers *1300	May/02/2015
1818	C - Balls and Boxes	C++11	greedy *1700	May/02/2015
1817	B - Ancient Prophesy	C++11	strings *1600	May/02/2015
1816	A - Adding Digits	C++11	math *1400	May/02/2015
1815	D - Fence	C++11	string suffix structures *2900	May/01/2015
1814	C - Ice Cave	C++11	dfs and similar *2000	May/01/2015
1813	A - Cycles	C++11	greedy *1600	May/01/2015
1812	E - Infinite Inversions	C++11	trees *2100	May/01/2015
1811	D - Bad Luck Island	C++11	probabilities *1900	May/01/2015
1810	B - School Marks	C++11	greedy *1700	May/01/2015
1809	A - Combination Lock	C++11	*800	May/01/2015
1808	B - Non-square Equation	C++11	math *1400	Apr/30/2015
1807	B - Table	C++11	math *1900	Apr/30/2015
1806	H - H. Capital City	C++11		Apr/28/2015
1805	G - G. Training Camp	C++11		Apr/28/2015
1804	F - F. Palindrome	C++11		Apr/28/2015
1803	E - E. Time Limit Exceeded?	C++11		Apr/27/2015
1802	D - D. Sudoku	C++11		Apr/27/2015
1801	C - C. Memory is Full	C++11		Apr/27/2015
1800	B - B. Three Angles	C++11		Apr/27/2015
1799	A - A. Relational Operator	C++11		Apr/27/2015
1798	B - Quasi Binary	C++11	greedy *1400	Apr/27/2015
1797	E - Demiurges Play Again	C++11	trees *2200	Apr/27/2015
1796	F - A Heap of Heaps	C++11	sortings *2200	Apr/27/2015
1795	D - Weird Chess	C++11	constructive algorithms *1800	Apr/27/2015
1794	C - Tourist's Notes	C++11	math *1600	Apr/27/2015
1793	A - Cutting Banner	C++11	brute force *1400	Apr/27/2015
1792	F - Asperger Syndrome	C++11		Apr/22/2015
1791	I - Retakes	C++11		Apr/22/2015
1790	H - Game with the Stones	C++11		Apr/22/2015
1789	B - Birthday Cake	C++11		Apr/22/2015
1788	J - Product Innovation	C++11		Apr/22/2015
1787	A - After Two Hares	C++11		Apr/22/2015
1786	G - The Last Wish	C++11		Apr/22/2015
1785	D - Insomnia	C++11		Apr/22/2015
1784	C - Graph Restoration	C++11		Apr/22/2015
1783	M - Jumping along the Hummocks	C++11		Apr/22/2015
1782	E - Counterfeiters	C++11		Apr/22/2015
1781	K - Bracket Sequence	C++11		Apr/22/2015
1780	L - Hard Problem	C++11		Apr/22/2015
1779	F - Path of Least Persistence	C++11		Apr/19/2015
1778	E - Inspectors	C++11		Apr/19/2015
1777	D - Generalized Roman Numerals	C++11		Apr/19/2015
1776	H - Time Warp	C++11		Apr/19/2015
1775	A - Continued Fractions	C++11		Apr/19/2015
1774	C - Domiyahtzee!	C++11		Apr/19/2015
1773	B - A Cure for the Common Code	C++11		Apr/19/2015
1772	B - Harry Potter and the History of Magic	C++11	greedy *1700	Apr/17/2015
1771	A - Harry Potter and Three Spells	C++11	math *1800	Apr/17/2015
1770	B - Chips	C++11	greedy *1800	Apr/15/2015
1769	A - Secrets	C++11	greedy *1600	Apr/15/2015
1768	C - Tavas and Pashmaks	C++11	math *2600	Apr/15/2015
1767	B - Tavas and SaDDas	C++11	combinatorics *1100	Apr/15/2015
1766	A - Tavas and Nafas	C++11	brute force *1000	Apr/15/2015
1765	B - Tavas and Malekas	C++11	strings *1900	Apr/15/2015
1764	A - Tavas and Karafs	C++11	math *1900	Apr/15/2015
1763	C - Beaver	C++11	two pointers *1800	Apr/15/2015
1762	B - Colorful Field	C++11	sortings *1400	Apr/15/2015
1761	A - Bus Game	C++11	greedy *1200	Apr/14/2015
1760	D - The Minimum Number of Variables	C++11	dp *2200	Apr/13/2015
1759	J - Journey Planner	C++11		Apr/13/2015
1758	F - Simplified Nonogram	C++11	meet-in-the-middle *2400	Apr/13/2015
1757	E - Berland Local Positioning System	C++11	hashing *2400	Apr/13/2015
1756	D - Handshakes	C++11	greedy *1900	Apr/13/2015
1755	C - Polycarpus' Dice	C++11	math *1600	Apr/13/2015
1754	B - Covered Path	C++11	math *1400	Apr/13/2015
1753	A - Exam	C++11	math *1100	Apr/13/2015
1752	C - Dijkstra	C++11		Apr/12/2015
1751	D - Ominous Omino	C++11		Apr/12/2015
1750	B - Infinite House of Pancakes	C++11		Apr/12/2015
1749	A - Standing Ovation	C++11		Apr/12/2015
1748	G - Grand Tour	C++11		Apr/12/2015
1747	B - Betting Fast	C++11		Apr/12/2015
1746	F - Funny Game	C++11		Apr/12/2015
1745	D - Dynamic LCA	C++11		Apr/12/2015
1744	D - Non-boring sequences	C++11		Apr/11/2015
1743	G - Jewel heist	C++		Apr/10/2015
1742	I - The Dragon and the knights	C++11		Apr/10/2015
1741	E - Word equations	C++11		Apr/10/2015
1740	J - Conservation	C++11		Apr/10/2015
1739	A - Kingdoms	C++11		Apr/10/2015
1738	H - Darts	C++11		Apr/10/2015
1737	C - Chemist's vows	C++		Apr/10/2015
1736	B - Mean Requests	C++11	*special problem *1500	Apr/08/2015
1735	D - Statistics of Recompressing Videos	C++11	data structures *1600	Apr/08/2015
1734	D - Closest Equals	C++11	data structures *2000	Apr/08/2015
1733	E - Beautiful Decomposition	C++11	number theory *1900	Apr/08/2015
1732	C - Ladder	C++11	two pointers *1700	Apr/08/2015
1731	A - Point on Spiral	C++11	geometry *1400	Apr/08/2015
1730	C - Looking for Order	C++11	dp *2000	Apr/08/2015
1729	B - Obsession with Robots	C++11	graphs *1400	Apr/08/2015
1728	D - Olya and Graph	C++11	math *2200	Apr/08/2015
1727	E - Playing with String	C++11	games *2300	Apr/08/2015
1726	C - Ivan and Powers of Two	C++11	greedy *1600	Apr/08/2015
1725	B - Continued Fractions	Java 8	math *1700	Apr/08/2015
1724	A - Strange Addition	C++11	constructive algorithms *1600	Apr/08/2015
1723	B - African Crossword	C++11	strings *1100	Apr/08/2015
1722	A - Cableway	C++11	math *1000	Apr/08/2015
1721	B - Фото на память - 2 (round version)	C++11	greedy *1700	Apr/07/2015
1720	A - Возможно, вы знаете этих людей?	C++11	*1600	Apr/07/2015
1719	C - Fancy Number	C++11	strings *1900	Apr/07/2015
1718	D - Caesar's Legions	C++11	dp *1700	Apr/07/2015
1717	C - Watching Fireworks is Fun	C++11	math *2100	Apr/07/2015
1716	B - Making Sequences is Fun	C++11	math *1600	Apr/06/2015
1715	B - Counting Rectangles is Fun	C++11	dp *1900	Apr/06/2015
1714	A - Counting Kangaroos is Fun	C++11	two pointers *1600	Apr/06/2015
1713	I - Different variables	Picat	*special problem *2500	Apr/06/2015
1712	F - Pudding Monsters	C++11	divide and conquer *3000	Apr/05/2015
1711	E - Transmitting Levels	C++11	dp *2400	Apr/05/2015
1710	C - Om Nom and Candies	C++11	math *2000	Apr/05/2015
1709	D - Om Nom and Necklace	C++11	strings *2200	Apr/05/2015
1708	B - Om Nom and Dark Park	C++11	greedy *1400	Apr/05/2015
1707	A - King of Thieves	C++11	brute force *1300	Apr/05/2015
1706	E - Anya and Cubes	C++11	meet-in-the-middle *2100	Apr/04/2015
1705	D - Arthur and Walls	C++11	shortest paths *2400	Apr/04/2015
1704	C - Ilya and Sticks	C++11	sortings *1600	Apr/04/2015
1703	B - Pasha and String	C++11	strings *1400	Apr/04/2015
1702	A - Vitaliy and Pie	C++11	strings *1100	Apr/04/2015
1701	C - Data Center Drama	C++11	graphs *2600	Apr/03/2015
1700	D - I Conduit!	C++11		Apr/03/2015
1699	H - Translations	C++11		Apr/03/2015
1698	C - Hit or Miss	C++11		Apr/03/2015
1697	E - Roll Playing Games	C++11		Apr/03/2015
1696	B - Anti-prime Sequences	C++		Apr/02/2015
1695	F - Team Rankings	C++		Apr/02/2015
1694	G - To and Fro	C++		Apr/02/2015
1693	A - Alphacode	C++		Apr/02/2015
1692	H - Points in triangle	Picat	*special problem *2100	Mar/29/2015
1691	G - Levenshtein distance	Picat	*special problem *2100	Mar/29/2015
1690	F - Jumping frogs	Picat	*special problem *2100	Mar/29/2015
1689	E - Sum and product	Picat	*special problem *1700	Mar/29/2015
1688	D - Set subtraction	Picat	*special problem *1600	Mar/29/2015
1687	C - Diophantine equation	Picat	*special problem *1500	Mar/29/2015
1686	A - Quadratic equation	Picat	*special problem *1500	Mar/29/2015
1685	B - String inside out	Picat	*special problem *1600	Mar/29/2015
1684	A - Train and Peter	C++11	strings *1200	Mar/25/2015
1683	C - Rooks and Rectangles	C++11	sortings *2400	Mar/22/2015
1682	E - The Art of Dealing with ATM	C++11	brute force *1900	Mar/22/2015
1681	D - Social Network	C++11	greedy *2100	Mar/22/2015
1680	B - Group Photo 2 (online mirror version)	C++11	sortings *1900	Mar/22/2015
1679	B - Repaintings	C++0x	math *1600	Mar/19/2015
1678	A - Find Color	C++0x	math *1300	Mar/19/2015
1677	C - Moon Craters	C++0x	sortings *2100	Mar/18/2015
1676	A - C*++ Calculations	C++0x	greedy *2000	Mar/18/2015
1675	E - What Has Dirichlet Got to Do with That?	C++0x	games *2000	Mar/18/2015
1674	J - Spelling Check	C++0x	strings *1500	Mar/18/2015
1673	H - Multiplication Table	Java 7	*1300	Mar/18/2015
1672	F - Pacifist frogs	C++0x	*1300	Mar/18/2015
1671	D - Cubical Planet	C++0x	math *1100	Mar/18/2015
1670	B - Company Income Growth	C++0x	greedy *1300	Mar/18/2015
1669	E - Hide-and-Seek	C++0x	geometry *2400	Mar/18/2015
1668	D - Constellation	C++0x	*1600	Mar/18/2015
1667	C - Flea	Python 2	math *1700	Mar/18/2015
1666	B - Borze	Python 2	expression parsing *800	Mar/18/2015
1665	A - Reconnaissance	Python 2	brute force *800	Mar/18/2015
1664	B - Error Correct System	C++0x	greedy *1500	Mar/18/2015
1663	A - Playing with Paper	C++0x	math *1100	Mar/18/2015
1662	E - Data Center Drama	C++0x	graphs *2600	Mar/18/2015
1661	C - Glass Carving	C++0x	data structures *1500	Mar/18/2015
1660	D - Clique Problem	C++0x	sortings *1800	Mar/18/2015
1659	D - Fuzzy Search	C++0x	fft *2500	Mar/18/2015
1658	B - Clique Problem	C++0x	greedy *1800	Mar/18/2015
1657	A - Glass Carving	C++0x	data structures *1500	Mar/18/2015
1656	F - Fence	C++0x	dp *1800	Mar/17/2015
1655	E - Champions' League	C++0x	*1600	Mar/17/2015
1654	D - Cinema	C++0x	*1600	Mar/17/2015
1653	A - Lefthanders and Righthanders	C++0x	*1200	Mar/17/2015
1652	C - Weather	C++0x	dp *1300	Mar/17/2015
1651	B - Reading	C++0x	sortings *1000	Mar/17/2015
1650	C - Pie or die	C++0x	games *1900	Mar/17/2015
1649	B - Smallest number	C++0x	brute force *1600	Mar/17/2015
1648	A - Flea travel	C++0x	math *1200	Mar/17/2015
1647	C - Name Quest	C++0x	greedy *1400	Mar/17/2015
1646	A - Rotate, Flip and Zoom	C++0x	*special problem *1200	Mar/16/2015
1645	I - Space Tour	C++0x		Mar/14/2015
1644	J - Math Magic	C++0x		Mar/14/2015
1643	B - Sum	C++0x		Mar/14/2015
1642	C - ATM withdrawal	C++0x		Mar/14/2015
1641	D - Treasure Box	C++0x		Mar/14/2015
1640	E - ACM	C++0x		Mar/14/2015
1639	H - Pencil Game	C++0x		Mar/14/2015
1638	A - Stock Market	C++0x		Mar/14/2015
1637	B - Lucky Substring	C++0x	brute force *1000	Mar/12/2015
1636	F - Log Stream Analysis	C++0x	strings *2000	Mar/12/2015
1635	H - Queries for Number of Palindromes	C++0x	strings *1800	Mar/12/2015
1634	E - Mishap in Club	C++0x	greedy *1400	Mar/12/2015
1633	D - Restoring Table	C++0x	greedy *1500	Mar/12/2015
1632	C - Game with Coins	C++0x	greedy *1700	Mar/12/2015
1631	B - Internet Address	Java 8	strings *1100	Mar/12/2015
1630	A - System Administrator	C++0x	*800	Mar/12/2015
1629	C - Geometry Horse	C++0x	two pointers *1600	Mar/11/2015
1628	B - Plane of Tanks: Pro	C++0x	*1400	Mar/11/2015
1627	A - Robot Bicorn Attack	PyPy 2	brute force *1400	Mar/11/2015
1626	D - Theft of Blueprints	Java 8	math *2400	Mar/10/2015
1625	C - Students' Revenge	C++0x	sortings *2200	Mar/10/2015
1624	B - Maximum Absurdity	C++0x	dp *1500	Mar/10/2015
1623	A - Down the Hatch!	C++0x	*1300	Mar/10/2015
1622	E - Axis Walking	C++0x	meet-in-the-middle *2300	Mar/10/2015
1621	D - Block Tower	C++0x	graphs *1900	Mar/10/2015
1620	C - Magic Five	C++0x	math *1700	Mar/10/2015
1619	B - Two Tables	C++0x	brute force *1400	Mar/10/2015
1618	D - Towers	C++0x	two pointers *2100	Mar/10/2015
1617	C - Triangles	C++0x	math *1900	Mar/10/2015
1616	B - Planets	C++0x	shortest paths *1700	Mar/10/2015
1615	A - Shifts	C++0x	two pointers *1500	Mar/10/2015
1614	B - Photo to Remember	C++0x	dp *1100	Mar/09/2015
1613	A - Reposts	C++0x	trees *1200	Mar/09/2015
1612	D - Lucky Sorting	C++0x	sortings *2000	Mar/08/2015
1611	C - Lucky Tree	C++0x	trees *1900	Mar/08/2015
1610	B - Lucky Probability	C++0x	probabilities *1900	Mar/08/2015
1609	B - Little Pigs and Wolves	C++0x	greedy *1100	Mar/07/2015
1608	A - Lucky Sum of Digits	PyPy 2	brute force *1000	Mar/07/2015
1607	D - Deputies	C++0x	greedy *2500	Mar/06/2015
1606	E - Camping Groups	C++0x	sortings *2600	Mar/06/2015
1605	C - Spiral Maximum	C++0x	dp *1900	Mar/06/2015
1604	B - Chamber of Secrets	C++0x	shortest paths *1800	Mar/06/2015
1603	A - Rock-Paper-Scissors	C++0x	math *1300	Mar/06/2015
1602	E - Double Happiness	C++0x	number theory *2200	Mar/06/2015
1601	D - Petr#	C++0x	strings *2000	Mar/06/2015
1600	C - Grammar Lessons	Ruby	*1600	Mar/06/2015
1599	B - PFAST Inc.	C++0x	graphs *1500	Mar/06/2015
1598	C - Average Score	C++0x	sortings *1700	Mar/05/2015
1597	B - Sequence Formatting	PyPy 2	strings *1700	Mar/05/2015
1596	A - Plug-in	C++0x	*1400	Mar/05/2015
1595	D - Game with Powers	C++0x	games *2300	Mar/05/2015
1594	B - Ants	C++0x	brute force *2000	Mar/05/2015
1593	A - Perfect Pair	C++0x	brute force *1600	Mar/05/2015
1592	A - k-Multiple Free Set	C++0x	sortings *1500	Mar/05/2015
1591	D - Shop	C++0x	greedy *2800	Mar/05/2015
1590	A - Eugeny and Array	Python 2	*800	Mar/05/2015
1589	B - Petya and Staircases	PyPy 2	sortings *1100	Mar/05/2015
1588	A - Blackjack	PyPy 2	*800	Mar/05/2015
1587	B - Little Girl and Game	PyPy 2	greedy *1300	Mar/05/2015
1586	B - Books	PyPy 2	two pointers *1400	Mar/05/2015
1585	A - Party	PyPy 2	trees *900	Mar/05/2015
1584	A - Difference Row	PyPy 2	sortings *1300	Mar/05/2015
1583	B - Opposites Attract	PyPy 2	math *1200	Mar/05/2015
1582	A - Cupboards	PyPy 2	*800	Mar/05/2015
1581	A - Bicycle Chain	PyPy 2	brute force *900	Mar/05/2015
1580	A - Little Elephant and Rozdil	PyPy 2	brute force *900	Mar/05/2015
1579	B - Little Elephant and Magic Square	Python 2	brute force *1100	Mar/05/2015
1578	A - Shooshuns and Sequence	Python 2	brute force *1200	Mar/05/2015
1577	B - Cubes	C++0x	greedy *2100	Mar/04/2015
1576	C - Pluses everywhere	C++0x	number theory *2200	Mar/04/2015
1575	B - Big Segment	PyPy 2	sortings *1100	Mar/03/2015
1574	B - Find Marble	PyPy 2	*1200	Mar/03/2015
1573	A - DNA Alignment	C++0x	math *1500	Mar/03/2015
1572	B - Two Buttons	C++0x	shortest paths *1400	Mar/03/2015
1571	A - Pangram	C++0x	strings *800	Mar/03/2015
1570	A - Game Outcome	Python 2	brute force *800	Mar/02/2015
1569	E - A and B and Lecture Rooms	C++0x	trees *2100	Mar/01/2015
...	...	...	...	...