标签：ret == div include queue cout names int iostream
#include <iostream>
#include <queue>
using namespace std;
int main(){
int a;
queue<int> q;
while(cin>>a){
if(a==1){
int b;
cin>>b;
q.push(b);
}
if(a==2)
cout<<"The front is "<<q.front()<<endl;
if(a==3)
q.pop();
}
return 0;
}
标签：ret == div include queue cout names int iostream
原文地址：http://www.cnblogs.com/HC-LittleJian/p/7533257.html
