对下列4个序列用快速排序方法进行排序,以序列的第1个元素为基准进行划分。在第1趟划分过程中,元素移动次数最多的是( )。
A.70,75,82,90,23,16,10,68
B.70,75,68,23,10,16,90,82
C.82,75,70,16,10,90,68,23
D.23,10,16,70,82,75,68,90
A.70,75,82,90,23,16,10,68
B.70,75,68,23,10,16,90,82
C.82,75,70,16,10,90,68,23
D.23,10,16,70,82,75,68,90
A.70,75,82,90,23,16,10,68
B. 70,75,65,23,10,16,90,82
C. 82,75,70,16,10,90,68,23
D. 23,10,16,70,82,75,68,90
A.92,96,88,42,30,35,110,100
B.92,96,100,110,42,35,30,88
C.100,96,92,35,30,110,88,42
D.42,30,35,92,100,96,88,110
A.70,75,82,90,23,16,10,68
B.70,75,68,23,10,16,90,82
C.82,75,70,16,10,90,68,23
D.23,10,16,70,82,75,68,90
A.70,75,68,23,10,16,90,82
B.82,75,70,16,10,90,68,23
C.70,75,82,90,23,16,10,68
D.23,10,16,70,82,75,68,90
A、A.{10,30,50,70,90}
B、B.{50,70,90,10,30}
C、C.{50,30,10,70,90}
D、D.{90,70,50,30,10}
A.直接插入排序
B.二路归并排序
C.以第一元素为基准的快速排序
D.基数排序
A.16,75,82,90,23,70
B.16,70,82,90,23,75
C.16,23,70,90,82,75
D.16,23,82,90,70,75
A、(10,30,50,70,90)
B、(50, 70、90,10,30)
C、(50,30,10,70,90)
D、(90,70,50,30,10)
用某种排序方法对关键字序列(25,84,21,47,15,27,68,35,20)进行排序时,序列的变化情况如下: 20,15,21,25,47,27,68,35,84 15,20,21,25,35,27,47,68,84 15,20,2重,25,27,35,47,68,84则所采用的排序方法是()。
A.选择排序
B.希尔排序
C.归并排序
D.快速排序
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