#include#includeint main(){ int i,j,str[5][5]; printf("依次输入5*
#include<stdio.h>#include<string.h>int main(){ int i,j,str[5][5]; printf("依次输入5*5个数\n"); for(i=0;i<5;i++) for(j=0;j<5;j++) scanf("%d",&str[i][j]); printf("对角元素依次为：\n"); printf("%d %d %d %d %d\n",str[0][0],str[1][1],str[2][2],str[3][3],str[4][4]); printf("对角元素之和为：\n"); printf("%d\n",str[0][0]+str[1][1]+str[2][2]+str[3][3]+str[4][4]); return 0;}
最多设置5个标签!
{var%20f='http://v.t.sina.com.cn/share/share.php?appkey=1515056452',u=z||d.location,p=['&url=',e(u),'&title=',e(t||d.title),'&source=',e(r),'&sourceUrl=',e(l),'&content=',c||'gb2312','&pic=',e(p||'')].join('');function%20a(){if(!window.open([f,p].join(''),'mb',['toolbar=0,status=0,resizable=1,width=440,height=430,left=',(s.width-440)/2,',top=',(s.height-430)/2].join('')))u.href=[f,p].join('');};if(/Firefox/.test(navigator.userAgent))setTimeout(a,0);else%20a();})(screen,document,encodeURIComponent,'','','http://www.jufenglt.com/data/attach/logo/logo.png', '推荐 的问题《用C语言编程求一个五乘五矩阵对角线元素之和,并输出对角线元素的值及和值》','http://jufenglt.com/q-32471.html','页面编码gb2312|utf-8默认gb2312'));){kind=link}
#include<stdio.h>
#include<string.h>
int main()
{
int i,j,str[5][5];
printf("依次输入5*5个数\n");
for(i=0;i<5;i++)
for(j=0;j<5;j++)
scanf("%d",&str[i][j]);
printf("对角元素依次为：\n");
printf("%d %d %d %d %d\n",str[0][0],str[1][1],str[2][2],str[3][3],str[4][4]);
printf("对角元素之和为：\n");
printf("%d\n",str[0][0]+str[1][1]+str[2][2]+str[3][3]+str[4][4]);
return 0;
}