题型:单选题 题类:常考题 难易度:普通
浙江省温州十五校联合体2019-2020学年高二下学期信息技术期中考试试卷
s = Text1.Text :n = Len(s)
s1 = s:i = 1
Do While i <= Len(s)
i = i + 1 Loop
Text2.Text = s1
上述程序中方框①处的可选语句有
①ch = Mid(s, i, 1)
②ch = Mid(s, n - i + 1, 1)
③s1 = s1 + ch
④s1 = ch + s1
则正确的语句为 ( )
a=[i for i in range(1,7)] b=[0]*6 head, tail=0,0 for i in range(1,7): cnt=1 while cnt<i: a[tail]=a[head] head=(head+1)%6 tail=(tail+1)%6 cnt+=1 b[a[head]- 1]=i head=(head+1)%6 |
执行该程序段后, b[5]的值为( )
试题篮