#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";
}
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