#include <bits/stdc++.h>
using namespace std;
int main() {
int k,b,c,d=0,e=0,f=-1;
cin>>k;
for(int i=0;i<k;i++){
cin>>b>>c;
if(c==-1)d++;
if(c>f){
f=c;
e=b;
}
}
if(f-k-d*2<0){cout<<'0';}
else{cout<<f-k-d*2;}
cout<<' '<<e;
}
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