题目内容

a=[1,2,3,4,5,6]b1=a[:]print(b1)

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a=[1,2,3,4,5,6]b=a[0:-1:1]print(b)

a=[1,2,3,4,5,6]c1=a[:3]print(c1)

a=[1,2,3,4,5,6]c=a[0:5:3]print(c)

a=[1,2,3,4,5,6]d=a[5:0:-1]print(d)

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