phpcms 后台修改修改网站备案号,wordpress分享插件带赞,千图网素材解析网站开发,网络服务器在哪个国家该楼层疑似违规已被系统折叠 隐藏此楼查看此楼return不可能返回数组#xff0c;于是子hanshu1quicksort最后没有用return#xff0c;但是没有return又怎么可以更改a[N]#xff1f;主函数中的quicksort(a, 0, N - 1);将a[N]复制后传递给形参a#xff0c;quicksort(a, 0, N -…该楼层疑似违规已被系统折叠 隐藏此楼查看此楼return不可能返回数组于是子hanshu1quicksort最后没有用return但是没有return又怎么可以更改a[N]主函数中的quicksort(a, 0, N - 1);将a[N]复制后传递给形参aquicksort(a, 0, N - 1);应该是只对a[N]的副本进行排序最后输出的顺序应该和输入的一样相当于没有排但是结果却是排了这是怎样实现的和理论不是矛盾吗/********************************************************** From C PROGRAMMING: A MODERN APPROACH, Second Edition ** By K. N. King ** Copyright (c) 2008, 1996 W. W. Norton Company, Inc. ** All rights reserved. ** This program may be freely distributed for class use, ** provided that this copyright notice is retained. **********************************************************//* qsort.c (Chapter 9, page 207) *//* Sorts an array of integers using Quicksort algorithm */#include #define N 10void quicksort(int a[], int low, int high);int split(int a[], int low, int high);int main(void){int a[N], i;printf(Enter %d numbers to be sorted: , N);for (i 0; i N; i)scanf(%d, a[i]);quicksort(a, 0, N - 1);printf(In sorted order: );for (i 0; i N; i)printf(%d , a[i]);printf(\n);return 0;}void quicksort(int a[], int low, int high){int middle;if (low high) return;middle split(a, low, high);quicksort(a, low, middle - 1);quicksort(a, middle 1, high);}int split(int a[], int low, int high){int part_element a[low];for (;;) {while (low high part_element a[high])high--;if (low high) break;a[low] a[high];while (low high a[low] part_element)low;if (low high) break;a[high--] a[low];}a[high] part_element;return high;}
