Submission

Score: 100

User: Alif_Sama

Problemset: เมทริกซ์สมมาตร

Language: cpp

Time: 0.005 second

Submitted On: 2025-10-09 09:13:34

#include <iostream>
using namespace std;

int main() {
    int n;
    cin >> n;
    int arr[n][n];
    for (int i = 0; i < n; i++) {
        for (int j = 0; j <= i; j++) {
            if (i == j) {
                arr[i][j] = 0;
            } else {
                cin >> arr[i][j];
                arr[j][i] = arr[i][j];
            }
        }
    }
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < n; j++) {
            cout << arr[i][j] << " ";
        }
        cout << "\n";
    }
}