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William Mantly 2023-09-24 00:10:57 -04:00
parent fa190af269
commit da33ca3269
1 changed files with 3 additions and 3 deletions
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05-caesar-cipher/caesar.py
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@ -2,7 +2,7 @@ def char_shift(char, shift):
start = ord('a') if char.isupper() else ord('A') start = ord('a') if char.isupper() else ord('A')
char = ord(char) - start char = ord(char) - start
shift = (char + shift) % 26 shift = (char + shift) % 26
return chr(shift+start) return chr(shift + start)
def caesar(message, shift): def caesar(message, shift):
out = '' out = ''
@ -17,11 +17,11 @@ def caesar(message, shift):
return out return out
def decrypt_caesar(message, shift): def decrypt_caesar(message, shift):
return caesar(message, shift - (shift*2)) return caesar(message, shift - (shift * 2))
# Add your own assert statements to test your code. # Add your own assert statements to test your code.
sentence = 'But the Caesar Cipher is [still used](http://en.wikipedia.org/wiki/ROT13)' sentence = 'But the Caesar Cipher is [still used](http://en.wikipedia.org/wiki/ROT13)'
shift = 300 shift = 300
assert(decrypt_caesar(caesar(sentence, shift), 300) == sentence ) assert( decrypt_caesar(caesar(sentence, shift), 300) == sentence )