[問題] 如何複製變數

[MicroPtt (Mission Start)]

        a = [1,2,3]
        b = a
        a.pop(0)

        Rusult:

        a = [2,3]
        b = [2,3]

        我想要得到不變的 b = [1,2,3]

        不知道我該怎麼做




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