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

int main(){
    ios::sync_with_stdio(0);
    cin.tie(0);

    freopen("notlast.in", "r", stdin);
    freopen("notlast.out", "w", stdout);

    int n;
    map<string, int> mp;

    cin >> n;
    for(int i = 0; i < n; ++i){
        string name;
        int milk;

        cin >> name >> milk;
        mp[name] += milk;
    }

    map<int, string> mp2;

    for(pair<string, int> i : mp){
        string name = i.first;
        int milk = i.second;

        if(mp2.count(milk) != 0) mp2[milk] = "Tie";
        else mp2[milk] = name;
    }

    if(n == 1){
        for(pair<int, string> i : mp2){
            cout << i.second << endl;
        }
        return 0;
    }

    int counter = 0;
    bool has_answer = false;

    for(pair<int, string> i : mp2){
        ++counter;

        if(counter == 2){
            cout << i.second << endl;
            has_answer = true;
            break;
        }
    }

    if(has_answer == false) cout << "Tie";
}