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Use only key +.\" words here as the database is built based on the words here and in the .ND line. +.Nm Other_name_for_same_program(), +.Nm Yet another name for the same program. +.\" Use .Nm macro to designate other names for the documented program. +.Nd This line parsed for whatis database. +.Sh SYNOPSIS \" Section Header - required - don't modify +.Nm +.Op Fl abcd \" [-abcd] +.Op Fl a Ar path \" [-a path] +.Op Ar file \" [file] +.Op Ar \" [file ...] +.Ar arg0 \" Underlined argument - use .Ar anywhere to underline +arg2 ... \" Arguments +.Sh DESCRIPTION \" Section Header - required - don't modify +Use the .Nm macro to refer to your program throughout the man page like such: +.Nm +Underlining is accomplished with the .Ar macro like this: +.Ar underlined text . +.Pp \" Inserts a space +A list of items with descriptions: +.Bl -tag -width -indent \" Begins a tagged list +.It item a \" Each item preceded by .It macro +Description of item a +.It item b +Description of item b +.El \" Ends the list +.Pp +A list of flags and their descriptions: +.Bl -tag -width -indent \" Differs from above in tag removed +.It Fl a \"-a flag as a list item +Description of -a flag +.It Fl b +Description of -b flag +.El \" Ends the list +.Pp +.\" .Sh ENVIRONMENT \" May not be needed +.\" .Bl -tag -width "ENV_VAR_1" -indent \" ENV_VAR_1 is width of the string ENV_VAR_1 +.\" .It Ev ENV_VAR_1 +.\" Description of ENV_VAR_1 +.\" .It Ev ENV_VAR_2 +.\" Description of ENV_VAR_2 +.\" .El +.Sh FILES \" File used or created by the topic of the man page +.Bl -tag -width "/Users/joeuser/Library/really_long_file_name" -compact +.It Pa /usr/share/file_name +FILE_1 description +.It Pa /Users/joeuser/Library/really_long_file_name +FILE_2 description +.El \" Ends the list +.\" .Sh DIAGNOSTICS \" May not be needed +.\" .Bl -diag +.\" .It Diagnostic Tag +.\" Diagnostic informtion here. +.\" .It Diagnostic Tag +.\" Diagnostic informtion here. +.\" .El +.Sh SEE ALSO +.\" List links in ascending order by section, alphabetically within a section. +.\" Please do not reference files that do not exist without filing a bug report +.Xr a 1 , +.Xr b 1 , +.Xr c 1 , +.Xr a 2 , +.Xr b 2 , +.Xr a 3 , +.Xr b 3 +.\" .Sh BUGS \" Document known, unremedied bugs +.\" .Sh HISTORY \" Document history if command behaves in a unique manner \ No newline at end of file diff --git a/DNA/DNA/DNA.h b/DNA/DNA/DNA.h new file mode 100644 index 00000000..98306a11 --- /dev/null +++ b/DNA/DNA/DNA.h @@ -0,0 +1,17 @@ +// +// DNA.h +// DNA +// +// Created by Artem Abramov on 11/13/12. +// Copyright (c) 2012 Artem Abramov. All rights reserved. +// + +#import + +@interface DNA : NSObject + +@property (nonatomic, strong) NSMutableArray * molecules; + +-(int)hammingDistance: (DNA *) compareDNA; + +@end diff --git a/DNA/DNA/DNA.m b/DNA/DNA/DNA.m new file mode 100644 index 00000000..a8d773bd --- /dev/null +++ b/DNA/DNA/DNA.m @@ -0,0 +1,65 @@ +// +// DNA.m +// DNA +// +// Created by Artem Abramov on 11/13/12. +// Copyright (c) 2012 Artem Abramov. All rights reserved. +// + +#import "DNA.h" + +@implementation DNA + +@synthesize molecules = _molecules; + + +-(NSMutableArray *)molecules { + if (!_molecules) + _molecules = [[NSMutableArray alloc] init]; + return _molecules; +} + +-(id)init +{ + NSArray * types = [NSArray arrayWithObjects:@"A", @"T", @"G", @"C", nil]; + + self = [super init]; + + if (self) { + //[[_molecules alloc] init]; + for (int i = 0; i < 100; ++i) + { + NSString *rndType = [types objectAtIndex:(rand() % types.count)]; + [self.molecules addObject:rndType]; + NSLog(@"Inserted a string %@ at index %i", rndType, i); + } + } + + return self; +} + +-(int)hammingDistance: (DNA *) compareDNA +{ + NSUInteger result = 0, length; + + if (compareDNA.molecules.count == 0) { + return -1; /* Op-pa, C-style. How to treat errors in obj-c? */ + } + + if (self.molecules.count > compareDNA.molecules.count) { + length = compareDNA.molecules.count; + } + else { + length = self.molecules.count; + } + + for (NSUInteger i = 0; i < length; i++) { + if (![[compareDNA.molecules objectAtIndex:i] compare:[self.molecules objectAtIndex:i]]) { + result++; + } + } + + return (int)result; +} + +@end diff --git a/DNA/DNA/main.m b/DNA/DNA/main.m new file mode 100644 index 00000000..19c11fce --- /dev/null +++ b/DNA/DNA/main.m @@ -0,0 +1,26 @@ +// +// main.m +// DNA +// +// Created by Artem Abramov on 11/13/12. +// Copyright (c) 2012 Artem Abramov. All rights reserved. +// + +#import + +#import "DNA.h" + +int main(int argc, const char * argv[]) +{ + + @autoreleasepool { + + DNA * firstCell = [[DNA alloc]init]; + DNA * secondCell = [[DNA alloc]init]; + + NSLog(@"%i", [firstCell hammingDistance:secondCell]); + + } + return 0; +} +