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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main()
  5. {
  6.     int N, M, i, j;
  7.     int max = 0;
  8.     do {
  9.         cout << "Enter the number of vertices and the number of edges: \n";
  10.         cin >> N >> M;
  11.     } while (N <= 1 || N >= 50 && M <= 1 || M >= 500);
  12.     cout << "Enter the matrix : \n";
  13.  
  14.     int** mass = new int* [N];
  15.     for (int i = 0; i < N; i++)
  16.         mass[i] = new int[M];
  17.  
  18.     for (i = 0; i < N; i++)
  19.     {
  20.         for (j = 0; j < M; j++)
  21.         {
  22.             cin >> mass[i][j];
  23.         }
  24.     }
  25.  
  26.     cout << "\n";
  27.  
  28.  
  29.     int ones[2], cnt, A[50][50];
  30.  
  31.     for (int i = 0; i < N; i++)
  32.     {
  33.         for (int j = 0; j < N; j++)
  34.         {
  35.             A[i][j] = 0;
  36.         }
  37.     }
  38.  
  39.     for (i = 0; i < M; i++)
  40.     {
  41.         cnt = 0;
  42.         for (j = 0; j < N; j++)
  43.         {
  44.             if (mass[j][i] == 1)
  45.             {
  46.                 ones[cnt++] = j;
  47.             }
  48.         }
  49.         A[ones[0]][ones[1]] = 1;
  50.         A[ones[1]][ones[0]] = 1;
  51.     }
  52.  
  53.     for (int i = 0; i < N; i++)
  54.     {
  55.         for (int j = 0; j < N; j++)
  56.             cout << A[i][j] << " ";
  57.         cout << endl;
  58.     }
  59.  
  60.     cout << "\n";
  61.     system("pause");
  62.     return 0;
  63. }
Success #stdin #stdout #stderr 0s 4520KB
comments (?)
stdin 
3
2
1 0
1 1
0 1
stdout 
Enter the number of vertices and the number of edges: 
Enter the matrix : 

0 1 0 
1 0 1 
0 1 0
stderr 
sh: 1: pause: not found
https://ideone.com/C9uxDD
language:
C++ (gcc 8.3)
created:
5 years ago
visibility:
public

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