Train_the_trainers_Nested_Loops_Exercise

using System;

namespace Train_the_trainers_Nested_Loops_Exercise
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            double counter = 0;
            double allScore = 0;

            //string nameOfPres = Console.ReadLine();
            //string marks = Console.ReadLine();

            while (true)
            {
                string nameOfPres = Console.ReadLine();
                double sumOfGrades = 0;

                if (nameOfPres == "Finish")
                {
                    double scoreSum = allScore / counter;
                    Console.WriteLine($"Student's final assessment is {scoreSum:f2}.");
                    break;
                }
                for (int i = 0; i < n; i++)
                {
                    double grade = double.Parse(Console.ReadLine());
                    sumOfGrades += grade;
                    allScore += grade;
                    counter++;
                }
                double sumAfter = sumOfGrades / n;
                Console.WriteLine($"{nameOfPres} - {sumAfter:f2}.");

            }
        }
    }
}