using System; using System.Collections; using System.Collections.Generic; using System.Diagnostics; using System.IO; using System.Linq; using System.Numerics; using System.Text; using System.Text.RegularExpressions; using System.Threading.Tasks; using static System.Math; public static class P { public static void Main() { Console.WriteLine(new[] { 1951, 10947, 841341 }[int.Parse(Console.ReadLine()) - 1]); } }