#include<stdio.h>
#include<stdlib.h>
#include<time.h>
void menu()
{
	printf("*************************\n");
	printf("*****1. play  0.exit ****\n");
	printf("*************************\n");
}
void game()
{
	int ret = 0;
	int guess = 0;
	srand((unsigned int)time(NULL));
	ret = rand() % 100 + 1;
	while (1)
	{
		printf("请猜一个数字>:");
		scanf_s("%d", &guess);
		if (guess > ret)
		{
			printf("猜大了\n");

		}

		else if (guess < ret)
		{
			printf("猜小了\n");

		}
		else 
		{
			printf("恭喜你，猜对了\n");
			break;
		}
	}
}
int main()
{
	int input = 0;
	do {
		menu();
			printf("请输入数字>:");
		scanf_s("%d", &input);
		switch (input)
		{
			case 1:
				game();
				break;
			case 0:
				printf("退出游戏\n");
				break;
			default:
				printf("输入错误\n");
				break;
		}
	} while (input);
		return 0 ;
}