#include <stdlib.h>
#include <stdio.h>
#include <time.h>
 
void Print();
int guess();
void End(int count);
 
enum chonice
{
 EXIT,
 PLAY,
 AGAIN
};
 
int main()
{
 srand((unsigned)time(NULL));
 int input = 0;
    int count=0;
 Print();
 do
 {
  scanf("%d", &input);
  switch (input)
  {
 
  case EXIT:
   printf("退出游戲成功?。?！\n");
   break;
  case PLAY:
  case AGAIN:
   printf("請輸入您所猜的數(shù)字!\n");
   count=guess();
   End(count);
   break;
  default:
   printf("輸入有誤,請輸入菜單欄選項\n");
   break;
  }
 
 } while (input!=0);
 system("pause");
 return 0;
}
 
void Print()
{
 printf("*******祝您游戲愉快********\n");
 printf("***************************\n");
 printf("******1.開始游戲***********\n");
 printf("***************************\n");
 printf("******0.退出游戲***********\n");
 printf("***************************\n");
 printf("******2.再玩一次***********\n");
 printf("***************************\n");
}
 
int guess()
{
 int a = 0;
 int count = 0;
 int b = rand() % 100 + 1;
 while (scanf("%d", &a), b != a)
 {
  if (a <= (a + b) / 2)
  {
   printf("猜小了!");
   printf("再猜猜？\n");
   count++;
  }
  else 
  {
   printf("猜大了!");
   printf("再猜猜？\n");
   count++;
  }
 }
 
 return count+1;
}
 
void End(int count)
{
 printf("恭喜您猜對了,總共猜了%d次\n", count);
 printf("是否再玩一次？\n");
 printf("***************************\n");
 printf("******0.退出游戲***********\n");
 printf("***************************\n");
 printf("******2.再玩一次***********\n");
 printf("***************************\n");
}