取键值55为基准，执行一趟快速排序后可能得到的序列是
A.[63,12,34,45,27] 55 [41,72] B.[45,34,12,41] 55 [72,63,27] C.[41,12,34,45,27] 55 [72,63] D.[12,27,45,41] 55 [34,63,72]正确答案C
取键值55为基准，执行一趟快速排序后可能得到的序列是
A.[63,12,34,45,27] 55 [41,72] B.[45,34,12,41] 55 [72,63,27] C.[41,12,34,45,27] 55 [72,63] D.[12,27,45,41] 55 [34,63,72]正确答案C
