hdu 1896 stones 队列
/* ***********************************************
Author :xryz
Email :523689985@qq.com
Created Time :4-13 22:10:29
File Name :Stones.cpp
************************************************ */
#include <stdio.h>
#include <string.h>
#include <iostream>
#include <algorithm>
#include <vector>
#include <queue>
#include <set>
#include <map>
#include <string>
#include <math.h>
#include <stdlib.h>
#include <time.h>
using namespace std;
struct node
{
int p;
int d;
bool operator <(const node a) const
{
if(p==a.p) return a.d<d;
return p>a.p;
}
}temp;
priority_queue<node>q;
int main()
{
int t,i,n;
scanf("%d",&t);
while(t--)
{
while(!q.empty()) q.pop();
scanf("%d",&n);
for(i=0;i<n;i++)
{
scanf("%d%d",&temp.p,&temp.d);
q.push(temp);
}
while(!q.empty())
{
temp.d=q.top().d;
temp.p=q.top().p+q.top().d;
q.push(temp);
q.pop();
q.pop();
}
printf("%d\n",q.top().p);
}
return 0;
}
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