• 2022-06-07 问题

    执行以下操作后,list_two的值是: list_one=[4,5,6] list_two=list_one list_one[2]=3

    执行以下操作后,list_two的值是: list_one=[4,5,6] list_two=list_one list_one[2]=3

  • 2022-06-28 问题

    已知列表ls = [7,"Python", [8,"LIST"], 9],则ls[2][-1][3]的运行结果是( ) A: [8,"LIST"] B: "T" C: "LIST" D: "Python"

    已知列表ls = [7,"Python", [8,"LIST"], 9],则ls[2][-1][3]的运行结果是( ) A: [8,"LIST"] B: "T" C: "LIST" D: "Python"

  • 2022-06-07 问题

    执行以下操作后,list_two的值是: list_one=[4,5,6] list_two=list_one list_one[2]=3 print(list_two)

    执行以下操作后,list_two的值是: list_one=[4,5,6] list_two=list_one list_one[2]=3 print(list_two)

  • 2021-04-14 问题

    Which one below is not included in the “Word of the Year” list? _______

    Which one below is not included in the “Word of the Year” list? _______

  • 2022-06-09 问题

    创建列表list=[1,2,3,4,5],观察下列选项,哪一个选项可以对列表list进行访问并且返回值为[1,2,3]? A: list[1:3] B: list[0:4] C: list[0:3] D: list[1:4]

    创建列表list=[1,2,3,4,5],观察下列选项,哪一个选项可以对列表list进行访问并且返回值为[1,2,3]? A: list[1:3] B: list[0:4] C: list[0:3] D: list[1:4]

  • 2022-07-02 问题

    假设定义了变量LIST="one two three four",以下能对LIST中的元素进行循环遍历的是? A: for LIST B: for VAR in LIST C: for VAR in $LIST D: for $LIST ->; $VAR

    假设定义了变量LIST="one two three four",以下能对LIST中的元素进行循环遍历的是? A: for LIST B: for VAR in LIST C: for VAR in $LIST D: for $LIST ->; $VAR

  • 2022-06-09 问题

    获取列表list=[1,2,3,4]第一个元素正确的方法是()。 A:  list[-1] B:  list[1] C:  list[0] D:  list[[1]]

    获取列表list=[1,2,3,4]第一个元素正确的方法是()。 A:  list[-1] B:  list[1] C:  list[0] D:  list[[1]]

  • 2022-07-25 问题

    16. In the representation of a graph, only has one representation is (). A: Adjacency matrix representation B: Adjacency list representation C: Reverse adjacency list representation D: Adjacency list and inverse adjacency list representation

    16. In the representation of a graph, only has one representation is (). A: Adjacency matrix representation B: Adjacency list representation C: Reverse adjacency list representation D: Adjacency list and inverse adjacency list representation

  • 2022-07-25 问题

    列表list = [1,2,3,4,5],下列选项中不能访问list末尾元素语句的是( )。 A: list[4] B: list[-1] C: list[len(list)-1] D: list.tail()

    列表list = [1,2,3,4,5],下列选项中不能访问list末尾元素语句的是( )。 A: list[4] B: list[-1] C: list[len(list)-1] D: list.tail()

  • 2022-06-06 问题

    已知定义一个列表 list = [1,2,3,4,5],下面哪种操作会导致越界? A: list[0] B: list[5] C: list[-1] D: list[1]

    已知定义一个列表 list = [1,2,3,4,5],下面哪种操作会导致越界? A: list[0] B: list[5] C: list[-1] D: list[1]

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