#include<stdio.h> int main() { int a[10][10],n,sum; scanf("%d",&n); for(int i=0;i<n;i++){ for(int j=0;j<n;j++){ scanf("%d",&a[i][j]); } } for(int j=0;j<n;j++){ for(int i=0;i<=j;i++){ sum+=a[i][j]; } } printf("%d",sum); return 0; } |
Double click to view unformatted code.