31、阅读下面代码,输出的结果是( )
- ls = [x for x in range(9,0,-1)]
- x = ls.index(4)
- n = ls[-1] * x
- print(n)
31、阅读下面代码,输出的结果是( )
- ls = [x for x in range(9,0,-1)]
- x = ls.index(4)
- n = ls[-1] * x
- print(n)
Scratch3.0 全国青少年软件编程等级考试 Python Scratch图形化一级 Scratch图形化四级 Scratch图形化三级 Scratch图形化二级 电子学会