#include <iostream.h>
#include <list>

const int len=40;
const int num=40;

typedef char problem[len];

main()
{
  int i=0;
  problem jonty[num];

  cout << "Input a problem: ";
  cin.getline(jonty[0],len);

  for (i=1; cin && i<num; i++) {
    cout << "Input a problem: ";
    cin.getline(jonty[i],len);
  }

  for (int j=0; j<i; j++) {
    cout << jonty[j] << endl;
  }
}