void menu()
{
printf("********************\n");
printf("欢迎进行猜数字游戏!\n");
printf("********************\n");
printf("1. Play 2. Quit\n");
printf(":> ");
}
void game()
{
int guess = 0;
int ret = 0;
ret = rand();
printf("你认为数字是:>");
while (1)
{
scanf("%d", &guess);
if (guess == ret%100+1)//任何数%100得0~99的数字，+1是为了把100也算上
{
printf("猜中了!\n");
break;
}
else if (guess > ret%100+1)
printf("猜大了\n");
else
printf("猜小了\n");
}
}
int main()
{
int input = 0;
srand((unsigned int)(time(NULL)));
do
{
menu();
scanf("%d", &input);
switch (input)
{
case 1:game();
break;
case 0:break;
default:printf("选择无效\n");
}
}
while (input);
return 0;
}
