猜拳游戲 
#include<stdio.h> 
void main() 
{int computer; 
int you; 
printf("input your choose:1.jianzi 2.bu 3.shitou\n"); 
scanf("%d",&you); 
computer=rand()%3+1; 
clrscr(); 
if(you==computer) 
printf("same%d %d\n",computer,you); 
else if(computer<you) 
printf("computer win"); 
else printf("you win%d %d",computer,you); 

}