OUTPUT FOR F1.DAT

ISN'T THIS AN ODD MESSAGE?      

OUTPUT FOR F2.DAT

EVEN STRANGE OR UNUSUAL WORDS LIKE SUPERCALIFRAGILISTICEXPIALADOCIOUS MAY OCCUR IN THESE MESSAGES.  AND, WHY NOT?       

OUTPUT FOR F3.DAT

';,?.ZYXWVUTSRQPONMLKJIHGFEDCBA  ABCDEFGHIJKLMNOPQRSTUVWXYZ.?,;'