#include <iostream>
     
using std::cout;
using std::endl;
     
#include <iomanip>
     
using std::setw;
    
#include <cstdlib>   // contains function prototype for rand
    
int main()
{
  int frequency1 = 0;
  int frequency2 = 0;
  int frequency3 = 0;
  int frequency4 = 0;
  int frequency5 = 0;
  int frequency6 = 0;
  int face;  // represents one roll of the die
    
  // loop 6000 times and summarize results
  for ( int roll = 1; roll <= 6000; roll++ ) {
    face = 1 + rand() % 6;  // random number from 1 to 6
    
    // determine face value and increment appropriate counter
    switch ( face ) {
    
    case 1:          // rolled 1
      ++frequency1;
      break;
             
    case 2:          // rolled 2
      ++frequency2;
      break;
             
    case 3:          // rolled 3
      ++frequency3;
      break;
             
    case 4:          // rolled 4
      ++frequency4;
      break;
             
    case 5:          // rolled 5
      ++frequency5;
      break;
             
    case 6:          // rolled 6
      ++frequency6;
      break;
             
    default:         // invalid value           
      cout << "Program should never get here!";
    
    } // end switch 
    
  } // end for 
    
  // display results in tabular format
  cout << "Face" << setw( 13 ) << "Frequency"
       << "\n   1" << setw( 13 ) << frequency1
       << "\n   2" << setw( 13 ) << frequency2
       << "\n   3" << setw( 13 ) << frequency3
       << "\n   4" << setw( 13 ) << frequency4
       << "\n   5" << setw( 13 ) << frequency5
       << "\n   6" << setw( 13 ) << frequency6 << endl;
    
  return 0;  // indicates successful termination
    
} // end main