using System;

public class Program

{

    public static int lvlToXP(int level) {

        // XP = (level / 0.02) ^ 2

        return (int)(Math.Pow(level / 0.02, 2) / 100);

    }

    public static void Main()

    {   

        int level = 0;

        int xp = 3024;

​

        for (int i = 0; i <= 100; i++) {

            int current = lvlToXP(i);

            int next = lvlToXP(i + 1);

            if (xp >= current && xp < next) {

                Console.WriteLine("match " + lvlToXP(i) + " which is lvl" + i);

                level = i;

                break;

            }

        }

        // Value debugging (not required)

        for (int i = 0; i <= 100; i++) {

            Console.WriteLine("lvl " + i + " xp req " + lvlToXP(i));

        }

    }

}