Submission

Score: 100

User: nicekrittaphat

Problemset: เมทริกซ์สมมาตร

Language: cpp

Time: 0.006 second

Submitted On: 2026-10-13 16:33:27

#include<iostream>
using namespace std;

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


}