13、下面程序的输出结果是( )(5 分)
list1 = [3, 1, 4, 1, 5, 9, 2]
list1.pop(3)
list1[1] = 1
print(list1)
A.[1,1,4,5,9,2]
B.[3,1,4,5,9,2]
C.[1,4,1,5,9,2]
D.[3,1,4,1,9,2]
13、下面程序的输出结果是( )(5 分)
list1 = [3, 1, 4, 1, 5, 9, 2]
list1.pop(3)
list1[1] = 1
print(list1)
A.[1,1,4,5,9,2]
B.[3,1,4,5,9,2]
C.[1,4,1,5,9,2]
D.[3,1,4,1,9,2]
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