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#criptarea si decriptarea cu o cheie | |
def encrypt(text,alfabet,key): | |
result ="" | |
for litera in text: | |
criptograma =(alfabet.index(litera) + key) % len(alfabet) | |
result += alfabet[criptograma] | |
return result | |
def decrypt(mesajul,alfabet,key): | |
result = "" | |
for litera in mesajul: |