m行n列的各行各列之和以及對角線之和

#include<stdio.h>#include<stdlib.h>#include<algorithm>#define N 10using namespace std;int main(){int m,n;int x;int a[N][N],b[11]={0};int i,j,k;while(scanf("%d",&m)!=EOF){scanf("%d",&n);for( i=0;i<m;i+

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