I will give you four letters separated by commas in a certain format. 
I you solve it, put all four letters in the same order they are given
(without spaces). These are the letters:
6E, 65, 78, 74

Example: 61 represents the letter ‘a’; 4E represents the letter ’N’
Hint: http://www.asciitable.com/

Forgot how to play? Game rules here: http://bitbin.it/R7QP27XQ