Python編程：NameError: name 'reduce' is not defined
問題來了 使用 reduce() 測試的時候報錯：reduce 未定義！python print(reduce(lambda x, y: x + y, [ 1, 2, 3]))
"""Output： NameError: name 'reduce' is not defined """ 解決 引用stackoverflow的回答： - 你使用的是python3 - 參考的是python2的指南w
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