#include <iostream>
using namespace std;



int main()
{
  //int a[10][5] = {{1,2,3},{4,5,3},{4,5,6}};

  int a[10][5];

  int i,j;
  for (i=0;i<10;i++) {
    for (j=0;j<5;j++)
      a[i][j] = i*j;
  }

  a[4][3] = 7;

  cout << a[1][2] << endl;  

  // does not work. 5 > 4
  // a[7][5] = 12;

  for (i=0;i<10;i++) {
    for (j=0;j<5;j++) {
      cout << a[i][j] << " ";  
    }
    cout << endl;
  }

  for (j=0;j<5;j++) {
    for (i=0;i<10;i++) {
      cout << a[i][j] << " ";  
    }
    cout << endl;
  }


  return 0;
}