Discuss / Python / 和上一讲的递归函数结合,弄了好久终于对了

和上一讲的递归函数结合,弄了好久终于对了

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DamonShadow

#1 Created at ... [Delete] [Delete and Lock User]

if len(s)==0: return s elif s[0]!=' ': if s[-1]!=' ': return s else: s=s[:-1] return trim(s) else: s=s[1:] return trim(s)


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