$ pm_caesar_cipher.pl "';8RDH<6>R5EBJAR9BKR=H@C87RBI8ERG;8R?4MLR7B:\`" 0 1 145 Transform: decrypt -- Shift: right -- Positions: 50 Ciphertext: ';8RDH<6>R5EBJAR9BKR=H@C87RBI8ERG;8R?4MLR7B:` Plaintext: The quick brown fox jumped over the lazy dog.