x = int(raw_input('Podaj liczbe:'))
z = int(raw_input('Podaj system:'))
lista = []
helped = 0
while x:
helped = x % z
x = x/z
if helped < 10:
lista.append(helped)
elif helped == 10: lista.append('A')
elif helped == 11: lista.append('B')
elif helped == 12: lista.append('C')
elif helped == 13: lista.append('D')
elif helped == 14: lista.append('E')
elif helped == 15: lista.append('F')
print lista
print lista.reverse()
WYNIK:
Podaj liczbe:50
Podaj system:2
[0, 1, 0, 0, 1, 1] # print lista
None # print lista.reverse()
dlaczego dla lista.reverse() wyswietla none ?