You have received a text encoded with Morse code and want to decode it.
Your program should accept as its first argument a path to a filename. Input example is the following:
.- ...- ..--- .-- .... .. . -.-. -..- ....- ..... -... .... ...--
Each letter is separated by space char, each word is separated by 2 space chars.
Print out decoded words. E.g.
AV2WHIECX 45 BH3
You program has to support letters and digits only.