zoj2724-Windows Message Queue

#include<iostream>#include<queue>#include<string>using namespace std;struct node{int weight;int parameter;string name;bool friend operator < (node a,node b){return a.weight>b.weight;}};int main(){priority_queue<node> que;string str;while(cin>>str){if(str=="GET")if(que.empty())cout<<"EMPTY QUEUE!"<<endl;else{node temp;temp=que.top();que.pop();cout<<temp.name<<' '<<temp.parameter<<endl;}else{node temp;cin>>temp.name>>temp.parameter>>temp.weight;que.push(temp);}}return 0;}