N=input('N:')i=1s=1X=int(N)def sum(X):while 1:s=s*XX-=1if not X:breakreturn sSUM=sum(5)print SUM這里哪里錯了？？？錯誤報告：Traceback (most recent call last):File "C:/Users/Administrator/Desktop/test.py", line 18, in <module>SUM=sum(5)File "C:/Users/Administrator/Desktop/test.py", line 12, in sums=s+XUnboundLocalError: local variable 's' referenced before assignment
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慕容森
TA貢獻1853條經驗 獲得超18個贊
| 12345678910 | def sum(X): s=1 while 1: s=s*X X-=1 if not X: break return sSUM=sum(5)print SUM |
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