$ pm_caesar_cipher.pl 'The quick brown fox jumped over the lazy dog.' 1 1 145
Transform: encrypt  --  Shift: right  --  Positions: 50
Plaintext:  The quick brown fox jumped over the lazy dog.
Ciphertext: ';8RDH<6>R5EBJAR9BKR=H@C87RBI8ERG;8R?4MLR7B:`