/* number guessing game - human does the guessing */

#include<iostream.h>
#include<stdlib.h>    // needed for the random function
#include <sys/time.h> 
#include <unistd.h>


int main()
{ int x;    // holds value of a randomly generated positive integer
  int guess; // holds value of user guess

/* The 3 lines below seeds the random number generator
  struct timeval tv;
  gettimeofday(&tv,NULL);  // for random see generation
  srandom((int) tv.tv_usec); // set random seed


  x = random() % 1000;  // generates number between 0-999 

  cout << "I just thought of a number between 0 and 999 and you have to guess what it is\n";
  
  guess = -1;  // this is so that guess != x is assured at start;

  while (guess != x) 
    {
      cout << "\nGuess: ";
      cin >> guess;
      if (guess < x) cout << "The number is larger\n";
        else if (guess > x) cout << "The number is smaller\n";
          else cout << "You guessed it!\n";
    }  // end while loop
   
  return 0;
}