大佬幫我看看這有什么問題，謝謝
sum = 0
x = 1
n = 1
while True:
sum = sum +x
? ? x = x * 2
? ? n = n + 1
if n > 20:
? ? break
print sum
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sum = 0
x = 1
n = 1
while True:
sum = sum +x
? ? x = x * 2
? ? n = n + 1
if n > 20:
? ? break
print sum
2019-08-27
舉報
2019-08-27
謝謝老哥
2019-08-27
循環的縮進格式不對，應該是這樣的
sum = 0
x = 1
n = 1
while True:
??? if n>20:
??????? break
??? sum = sum +x
? ? x = x * 2
? ? n = n + 1
print sum