Submission

Score: 100

User: onlyme910

Problemset: เมทริกซ์สมมาตร

Language: cpp

Time: 0.006 second

Submitted On: 2025-10-08 21:13:16

#include <bits/stdc++.h>
using namespace std;

int main(){
    int a;cin >> a;
    int arr[a][a];
    for(int i =0;i<a;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<a;i++){
        for(int j= 0;j<a;j++){
            cout << arr[i][j] << " ";
        }
        cout << endl;
    }
}