#include <iostream>
using namespace std;

#include <cstdlib>
using std::rand;

#include <ctime>

void guessGame(); 
bool isCorrect( int, int ); 

int main()
{
   
   guessGame();

   return 0; 

} 


void guessGame()
{
   int answer; 
   int guess; 
   char response; 

   
   do {
      
      answer = 1 + rand() % 1000;

   
      cout << "I have a number between 1 and 1000.\n" 
           << "Can you guess my number?\n" 
           << "Please type your first guess." << endl << "? ";
      cin >> guess;

     
      while ( !isCorrect( guess, answer ) ) 
         cin >> guess;      

      
      cout << "\nExcellent! You guessed the number!\n"
           << "Would you like to play again (y or n)? ";
      cin >> response;

      cout << endl;
   } while ( response == 'y' );
} 


bool isCorrect( int g, int a )
{
   
   if ( g == a )
      return true;

   
   if ( g < a )
      cout << "Too low. Try again.\n? ";
   else
      cout << "Too high. Try again.\n? ";

   return false;
}