do-while循环猜拳

do-while循环猜拳.rar

//利用do-while循环编程实现计算机出拳(剪刀石头布),用户来猜的小游戏. 
#include<iostream>
#include<cstdlib>
#include<ctime>

using namespace std;
int main () {
    int a,b,c;
cout<< "1=剪刀       2=石头        3布\n"; 
b=rand()%(3-1+1)+1;
do{
    cin>>a;
    srand(time(0)); 
    if(a==b){

        cout<<"猜对了";
    break;  
    }else{
        cout<<"猜错了\t";
}
}while(1<=a<=3 );
}