Submission

Score: 0

User: hmmm

Problemset: เมทริกซ์สมมาตร

Language: cpp

Time: 0.000 second

Submitted On: 2026-09-16 19:13:31

#include <bits/stdc++.h>
using namespace std;
int a[1005][1005];
int main(){

    int n;
    cin >> n;

    for(int i = 2;i <= n;i++){
        for(int j = 1;j <= i - 1;j++){
            cin >> a[i][j];
             a[j][i] = a[i][j];
        }
    
    }

    for(int i = 1;i <= n;i++){
        for(int j = 1;j <= n;j++){
           if(i == j) cout << "0" << " ";
           else cout << a[i][j] << " ";
            
        }
        cout << "\n";
    }


    


}