Terraria paste

using Terraria;
using Terraria.DataStructures;
using Terraria.GameInput;
using Terraria.ID;
using Terraria.ModLoader;
using Terraria.ModLoader.IO;
using static Terraria.ModLoader.ModContent;
namespace TutorialMod
{
	public class Tutorialplayer : ModPlayer
	{
		public override void ProcessTriggers(TriggersSet triggersSet) {
			if (TutorialMod.ExplodeHotKey.JustPressed) {
				 public override void Kill(int timeLeft)
        {

            Vector2 position = projectile.Center;
            Main.PlaySound(SoundID.Item14, (int)position.X, (int)position.Y);
            int radius = 20;

            for (int x = -radius; x <= radius; x++)
            {
                for (int y = -radius; y <= radius; y++)
                {
                    int xPosition = (int)(x + position.X / 16.0f);
                    int yPosition = (int)(y + position.Y / 16.0f);

                    if (Math.Sqrt(x * x + y * y) <= radius + 0.5)   /
                    {
                        WorldGen.KillTile(xPosition, yPosition, false, false, false);
                        Dust.NewDust(position, 22, 22, DustID.Smoke, 0.0f, 0.0f, 120, new Color(), 1f);
                    }
                }
            }
        }
			}
        }
	}
}