求解这样为什么不对?
求解这样为什么不对?
sum = 0
x = 1
n = 1
while True:
sum = sum +x
n = n + 1
x = 2^(n-1)
if n > 2:
break
print sum
求解这样为什么不对?
sum = 0
x = 1
n = 1
while True:
sum = sum +x
n = n + 1
x = 2^(n-1)
if n > 2:
break
print sum
2016-09-28
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