They told me whitespace didn't matter!
plaintext \ = \ "" prev \ = \ 0 for \ i\ in \ "JMUDLVT" \ : prev \ = \ ( \ ord \ ( \ i\ ) \ - \ ord \ ( \ 'A' \ ) \ - \ prev \ ) \ %\ 26 plaintext \ += \ chr \ ( \ prev \ + \ ord\ ( \ 'A' \ ) ) print \ (\ plaintext\ )