Bonus System

using System;

namespace Bonus_System
{
    class MainClass
    {
        public static void Main(string[] args)
        {
            var students = int.Parse(Console.ReadLine());
            var lectures = int.Parse(Console.ReadLine());
            if (lectures == 0)
            {
                //какво правим?
                throw new Exception();
            }

            var initalBonus = int.Parse(Console.ReadLine()) + 5;
            var maxBonus = double.MinValue;
            int maxAttendance = 0;

            for (int i = 0; i < students; i++)
            {
                var attendance = int.Parse(Console.ReadLine());
                double bonus = (double)attendance / lectures * initalBonus;

                if (bonus > maxBonus)
                {
                    maxBonus = bonus;
                    maxAttendance = attendance;
                }
            }

            Console.WriteLine($"The maximum bonus score for this course is {Math.Ceiling(maxBonus)}.The student has attended {maxAttendance} lectures.");
        }

    }
}