14 lines
419 B
Plaintext
14 lines
419 B
Plaintext
;Task:
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Implement a [[wp: Playfair cipher| Playfair cipher]] for encryption and decryption.
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The user must be able to choose '''J''' = '''I''' or no '''Q''' in the alphabet.
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The output of the encrypted and decrypted message must be in capitalized digraphs, separated by spaces.
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;Output example:
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HI DE TH EG OL DI NT HE TR EX ES TU MP
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<br><br>
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