using System;
using static System.Console;
using System.Linq;
using System.Collections.Generic;
class Program
{
    static int NN => int.Parse(ReadLine());
    static long[] NList => ReadLine().Split().Select(long.Parse).ToArray();
    public static void Main()
    {
        Solve();
    }
    static void Solve()
    {
        var c = NList;
        var (n, k) = (c[0], c[1]);
        var rest = n * (n + 1) / 2 - k;
        var set = new HashSet<long>();
        set.Add(0);
        for (var i = 1L; i <= n; ++i)
        {
            var d = i * (i + 1) / 2;
            if (set.Contains(d - rest))
            {
                WriteLine(1);
                return;
            }
            set.Add(d);
        }
        WriteLine(2);
    }
}