Submission

Score: 100

User: pann

Problemset: เมทริกซ์สมมาตร

Language: cpp

Time: 0.007 second

Submitted On: 2026-10-04 23:41:13

#include <iostream>
using namespace std;

int main(){
    int n;
    cin >> n;
    int matrix[n][n];
    for (int i = 1; i < n; i++){
        for (int j = 0; j < i; j++){
            cin >> matrix[i][j];
        }
    }
    for (int i = 0; i < n; i++){
        matrix[i][i] = 0;
        for (int j = i+1; j < n; j++){
            matrix[i][j] = matrix[j][i];
        }
    }
    for (int i = 0; i < n; i++){
        for (int j = 0; j < n; j++){
            cout << matrix[i][j] << " ";
        }
        cout << "\n";
    }
    return 0;
}