我的C语言

猜数字游戏的实现

#define _CRT_SECURE_NO_WARNINGS
#include 
#include 
#include 




void menu()
{
 printf("********************************\n");
 printf("*******     1. play      *******\n");
 printf("*******     0. exit      *******\n");
 printf("********************************\n");
}




void game()
{
 //RAND_MAX-32767
 //1.生成随机数
 //讲解rand函数
 int ret = rand() % 100 + 1;
 int num = 0;
 //2.猜数字
 while (1)
 {
  printf("请猜数字:>");
  scanf("%d", &num);
  if (num == ret)
  {
   printf("恭喜你，猜对了\n");
   break;
  }
  else if (num > ret)
  {
   printf("猜大了\n");
  }
  else
  {
   printf("猜小了\n");
  }
 }
}




int main()
{
 int input = 0;
 //讲解srand函数
 srand((unsigned int)time(NULL));
 do
 {
  menu();
  printf("请选择:>");
  scanf("%d", &input);
  switch (input)
  {
  case 1:
   game();
   break;
  case 0:
   printf("退出游戏\n");
   break;
  default:
   printf("选择错误\n");
   break;
  }
 } while (input);
 return 0;
}