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看了后面的在来写

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LesLieM樂

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

L = list(range(1, 100, 2)) i = len(L) L[:(i//2)]

von吞吞儿

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

请问第三行什么意思啊 L=[:(i//2)] 看不懂啊

回复#2 单独拿出来换个参数发现 L=[:x]是取前X项的意思,也就是说截取L的前x项


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