#include<iostream>
#include<vector>
#include<string>
using namespace std;
int main(){
	int n, a[50], b[50], c[50], d[50], e[50], p[50], m[50], bestp = 0, best, points;
	char s[50];
	vector<string>v;
	cin >> n;
 
	for (int i = 0; i < n; i++){
		cin >>s>> p[i] >> m[i] >> a[i] >> b[i] >> c[i] >> d[i] >> e[i];
		v.push_back(s);
		points = a[i] + b[i] + c[i] + d[i] + e[i] + p[i] * 100 - m[i] * 50;
		if (points > bestp){
			bestp = points;
			best = i;
		}
	}
	cout << v[best]<<endl;
	return 0;
}

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