//guess.cpp
 #include <iostream.h>
 #include <conio.h>
 #include <stdlib.h>		//randomize(),random
 void main()
 { int number,guess,count=0;
   randomize();			//啟動隨機數函數產生器
   number = random(100);	//產生0-99間的隨機數
   do { count++;
      cout << count <<"=";
      cin >> guess;
      if (guess > number) cout << "太大\n";
      if (guess < number) cout << "太小\n";
     }
   while (guess != number);
   cout << "你猜了"<<count<<"次\n";
   if (count<=5) cout << "你很聰明\n";
   else
   if (count>=15) cout <<"太糟糕\n";
   getch();
 }