Submission

Score: 100

User: ssens3

Problemset: เมทริกซ์สมมาตร

Language: cpp

Time: 0.009 second

Submitted On: 2026-10-04 15:06:36

#include <iostream>
#include <vector>
using namespace std;
int main(){
    int n; cin >> n; vector<vector<int>> m(n, vector<int>(n));
    for (int i = 1; i < n; i++){
        for (int j = 0; j < i; j++){
            cin >> m[i][j];
            m[j][i] = m[i][j];
        }
    }
    for (int i = 0; i < n; i++){
        for (int j = 0; j < n; j++){
            if (i == j){
                cout << "0 "; continue;
            }
            cout << m[i][j] << " ";
        }
        cout << "\n";
    }
}