#include <bits/stdc++.h>
using namespace std;
string winner;
int score;
int calc(int Suc, int Fal, int A, int B, int C, int D, int E) {
  int ret = A + B + C + D + E;
  ret += Suc * 100;
  ret -= Fal * 50;
  return ret;
}
int main() {
  int n;
  while (cin >> n) {
    score = -100000000;
    for (int i = 1; i <= n; i++) {
      string name;
      int Suc, Fal, A, B, C, D, E;
      cin >> name >> Suc >> Fal >> A >> B >> C >> D >> E;
      int s = calc(Suc, Fal, A, B, C, D, E);
      if (s > score) winner = name, score = s;
    }
    cout << winner << endl;
  }
  return 0;
}
