What is wrong

Question

using System;
using System.Collections.Generic;

namespace SoloLearn
{
class Program
{
static void Main(string[] args)
{
int levels = Convert.ToInt32(Console.ReadLine());

Console.WriteLine(Points(levels));
}

static int Points(int levels)
{
//your code god here
if (levels == 0);{
return 0 ; }
else {
return levels + Points (levels - 1); }

}

}

}

Answer 1

if (levels == 0) {

Delete the semicolon here!

Answer 2

Tanks