Submission

Score: 100

User: angpangSK

Problemset: เมทริกซ์สมมาตร

Language: cpp

Time: 0.007 second

Submitted On: 2025-09-24 20:12:13

#include <iostream>
using namespace std;

int main() {
  int k;
  cin >> k;
  int matrix_symmetric[k][k];
  for (int i = 0; i < k; i++) {
    for (int j = 0; j < k; j++) {
      matrix_symmetric[i][j] = 0;
    }
  }
  for (int i = 0; i < k-1; i++) {
    for (int j = 0; j <= i; j++) {
      cin >> matrix_symmetric[i+1][j];
      matrix_symmetric[j][i+1] = matrix_symmetric[i+1][j];
    }
  }
  for (int i = 0; i < k; i++) {
    for (int j = 0; j < k; j++) {
      cout << matrix_symmetric[i][j] << " ";
    }
    cout << endl;
  }
  return 0;
}