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Vigenere Cipher, one of the assignments in Problem Set 2. It's like Caesar Cipher, but with a twist.

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1 answer
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Why does my vigenere not pass check50 although it gives the correct output?

When checking vigenere.c with check50, I get the following :) vigenere.c exists :) vigenere.c compiles :( encrypts "a" as "a" using "a" as keyword \ expected output, but not "a" :( encrypts "world …
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