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amateusz/checksuma do opasek

Last active July 23, 2016 12:26
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opaski_suma_kontrolna.py
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checksuma do opasek
def checksum(numer):
lista = list(map(int, str(numer))) # słowem kodowanym jest pojedyncza cyfra.
ret = 0
for _ in lista:
ret ^= _
return ret
# niech numer będzie numer plus doklejona cyfra checksumy czyli:
numer*10 + cyfrachecksum
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