Create implementation.py

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xdrm 2015-05-21 12:05:53 +02:00
parent 65cd20b4b3
commit c8b415e0df
1 changed files with 30 additions and 0 deletions

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implementation.py Normal file
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import random
def encode(al, key, msg):
tmp = '';
hash = '';
for i in range(0, len(msg)): # parcourt chaque caractere du message
tmp = msg[i]
for j in range(1, len(al)): # parcourt les alphabets du premier au dernier
tmp = al[j][ al[j-1].index(tmp) ];
hash += tmp
return hash;
alphabet = [];
alphabet.append( ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'] )
alphabet.append( ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'] )
alphabet.append( ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'] )
for i in range(0, len(alphabet)):
random.shuffle( alphabet[i] );
print alphabet[i]
print
code = raw_input("Votre message: ")
# demande la saisie des cles (positions initiales)
key = [0,0,0,0];
for i in range(0, len(key)):
key[i] = raw_input('Cle n%d : ' % (i+1) )
print encode(alphabet, key, code);