encodes words on an array encoding letters to numbers from 1-26 and 27-52
to_number (arg):
a letter to his respective 1-26 value (lowercase 27-52)
list_to_numbers (arg1,arg2):
encodes "arg1"(a list of words with spaces in between) to an array "arg2" that is [['x','x','x','x','x'],['x','x','x','x','x']] (x are numbers from 1-26/27-52)