#include<bits/stdc++.h>
#define F first 
#define S second
using namespace std;
pair<int,int>q[1000001];
priority_queue<int>pq;
 
int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int n,m=0,a,b,s=0;
	cin>>n;
	for(int i=0;i<n;i++){
		cin>>a>>b;
		q[i].F=a*-1;
		q[i].S=b;
		m=max(m,a);
	}
	sort(q,q+m);
	int zm=q[n-1].F-1;
	cout<<q[n-1].F;
	for(int i=n-1;i>=0;i--){
		if(q[i].F==zm){
			pq.push(q[i].S);
		}
		else{
			zm=q[i].F;
			pq.push(q[i].S);
			s+=pq.top();
			pq.pop();
		}
	}
	cout<<s;
}

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NQozIDIKMSAzCjIgMQoyIDQKMSAxCg==

5
3 2
1 3
2 1
2 4
1 1