static void Main(string[] args)
{
int cases = int.Parse(Console.ReadLine());
string result = "";
int max = -9999999;
for (int i = 0; i < cases; i++)
{
string[] temp = Console.ReadLine().Split(' ');
int[] contests = { int.Parse(temp[3]), int.Parse(temp[4]), int.Parse(temp[5]), int.Parse(temp[6]), int.Parse(temp[7]) };
int totalPoints = contests.Sum(x => x);
totalPoints += (int.Parse(temp[1]) * 100);
totalPoints -= (int.Parse(temp[2]) * 50);
if (totalPoints > max)
{
max = totalPoints;
result = temp[0];
}
}
Console.WriteLine(result);
Console.ReadLine();
}