Submission

Score: 100

User: helloskibidi

Problemset: เมทริกซ์สมมาตร

Language: cpp

Time: 0.005 second

Submitted On: 2026-10-05 15:36:27

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

int arr[205][205];

int main(){
   int n; cin >> n;
    int count = 1;
   for(int i=1;i<n;i++){
        for(int j=0;j<count;j++){
            cin >> arr[i][j];
        }
        count++;
   }

   for(int i=0;i<n;i++){
        for(int j=0;j<n;j++){
            if(i == j) arr[i][j] = 0;
            else arr[i][j] = arr[j][i]; 
        }
   }

   for(int i=0;i<n;i++){
        for(int j=0;j<n;j++) {cout << arr[i][j] << ' ';}
        cout << "\n";
   }

}