using System;
using System.Collections.Generic;
using System.Linq;
using BitArray = System.Collections.BitArray;
using BigInteger = System.Numerics.BigInteger;
using TextReader = System.IO.TextReader;
using System.Text;

namespace AtCoderProject
{
    public class Program
    {
        static void Main()
        {
            Console.WriteLine(new []{ 0,1,2,3,4,5,1,2,3,1,2,3,2,3,4,2,3,4,2,3,4,3,4,5,3,4,5,3,4,5,4,5,6,4,5,6,1,2,3,4,5,6,2,3,4,2,3,4,3,4,5,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,2,3,4,5,6,7,3,4,5,1,2,3,4,5,6,2,3,4,2,3,4,3,4,5,3,4,5,3,4,5,4,5,6,4,5,6,3,4,5,5,6,7,4,5,6,2,3,4,5,6,7,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,4,5,6,6,7,8,5,6,7,3,4,5,6,7,8,4,5,6,2,3,4,5,6,7,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,4,5,6,6,7,8,5,6,7,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,1,2,3,4,5,6,2,3,4,2,3,4,3,4,5,3,4,5,3,4,5,4,5,6,4,5,6,3,4,5,5,6,7,4,5,6,2,3,4,5,6,7,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,4,5,6,6,7,8,5,6,7,3,4,5,6,7,8,4,5,6,2,3,4,5,6,7,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,4,5,6,6,7,8,5,6,7,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,2,3,4,5,6,7,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,4,5,6,6,7,8,5,6,7,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,6,7,8,8,9,10,7,8,9,5,6,7,8,9,10,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,6,7,8,8,9,10,7,8,9,5,6,7,8,9,10,6,7,8,6,7,8,7,8,9,7,8,9,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,6,7,8,8,9,10,7,8,9,5,6,7,8,9,10,6,7,8,1,2,3,4,5,6,2,3,4,2,3,4,3,4,5,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,2,3,4,5,6,7,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,3,4,5,6,7,8,4,5,6,2,3,4,5,6,7,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,4,5,6,6,7,8,5,6,7,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,4,5,6,6,7,8,5,6,7,5,6,7,6,7,8,6,7,8,4,5,6,7,8,9,5,6,7,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,2,3,4,5,6,7,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,4,5,6,6,7,8,5,6,7,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,6,7,8,7,8,9,7,8,9,5,6,7,8,9,10,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,6,7,8,8,9,10,7,8,9,5,6,7,8,9,10,6,7,8,6,7,8,7,8,9,7,8,9,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,6,7,8,8,9,10,7,8,9,5,6,7,8,9,10,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,6,7,8,8,9,10,7,8,9,5,6,7,8,9,10,6,7,8,6,7,8,7,8,9,7,8,9,1,2,3,4,5,6,2,3,4,2,3,4,3,4,5,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,2,3,4,5,6,7,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,3,4,5,6,7,8,4,5,6,2,3,4,5,6,7,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,4,5,6,6,7,8,5,6,7,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,2,3,4,5,6,7,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,2,3,4,5,6,7,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,3,4,5,6,7,8,4,5,6,3,4,5,5,6,7,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,4,5,6,7,8,9,5,6,7,4,5,6,6,7,8,5,6,7,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,4,5,6,7,8,9,5,6,7,4,5,6,6,7,8,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,5,6,7,8,9,10,6,7,8,5,6,7,7,8,9,6,7,8,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,4,5,6,7,8,9,5,6,7,4,5,6,6,7,8,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,5,6,7,8,9,10,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,5,6,7,8,9,10,6,7,8,5,6,7,7,8,9,6,7,8,6,7,8,7,8,9,7,8,9,7,8,9,8,9,10,8,9,10,6,7,8,9,10,11,7,8,9,6,7,8,8,9,10,7,8,9,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,6,7,8,8,9,10,7,8,9,5,6,7,8,9,10,6,7,8,6,7,8,7,8,9,7,8,9,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,5,6,7,8,9,10,6,7,8,5,6,7,7,8,9,6,7,8,6,7,8,7,8,9,7,8,9,7,8,9,8,9,10,8,9,10,6,7,8,9,10,11,7,8,9,6,7,8,8,9,10,7,8,9,2,3,4,5,6,7,3,4,5,3,4,5,4,5,6,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,4,5,6,7,8,9,5,6,7,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,5,6,7,7,8,9,6,7,8,6,7,8,7,8,9,7,8,9,5,6,7,8,9,10,6,7,8,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,4,5,6,7,8,9,5,6,7,4,5,6,6,7,8,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,5,6,7,8,9,10,6,7,8,5,6,7,7,8,9,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,5,6,7,8,9,10,6,7,8,5,6,7,7,8,9,6,7,8,6,7,8,7,8,9,7,8,9,6,7,8,8,9,10,7,8,9,6,7,8,8,9,10,7,8,9,6,7,8,8,9,10,7,8,9,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,6,7,8,8,9,10,7,8,9,5,6,7,8,9,10,6,7,8,6,7,8,7,8,9,7,8,9,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7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}[int.Parse(Console.ReadLine())]);
        }
    }
}

Measured memory_bytes: 13280