#include <bits/stdc++.h>
using namespace std;

struct dolgozo {
    int age, salary;
};


int main() {
    int n;
    int max = 0;
    int index;
    cin >>n; 
    vector<dolgozo> v(n);
    for (int i =0; i<n; i++) {
        cin >> v[i].age >> v[i].salary;
        if (v[i].age > max) {
            max = v[i].age;
            index = i;
        }
    }
    cout<<v[index].salary;

        


}