c语言编程从一个三行四列的整型二维数组中按行优先查找第一个出现的...答:include<stdio.h>#include<string.h>#include<stdlib.h>int main(){ int a[3][4] = {{41,345,35,23}, {41,345,-2,23}, {41,345,35,23}}; int flag=1; for(int i=0;i<3 && flag;i++){ for(int j=0;j<4;j++){ if(a[i][j]<0){ printf...
C语言 如何对二维数组进行按列排序?答:无论是多少维的数组,机内都是一维的,以行优先存放。所以直接降为一维数组排序最方便省事。下面以二维数组为例写出代码——include "stdio.h"int main(int argc,char *argv[]){int x[3][3]={{9,4,3},{6,2,7},{5,8,1}},i,j,k,*p;printf("Before ordering is as follows:\n");...