using System;
using static System.Console;
using System.Linq;
using System.Collections.Generic;
class Program
{
    static int NN => int.Parse(ReadLine());
    static int[] NList => ReadLine().Split().Select(int.Parse).ToArray();
    static int[] LList(long n) => Enumerable.Repeat(0, (int)n).Select(_ => int.Parse(ReadLine())).ToArray();
    public static void Main()
    {
        Solve();
    }
    static void Solve()
    {
        var n = long.Parse(ReadLine());
        var ans = Select(n);
        WriteLine(ans.Length);
        WriteLine(ans);
    }
    static string Select(long n)
    {
        var ans = new List<char>();
        while (n > 1)
        {
            if (n % 2 == 0)
            {
                n >>= 1;
                ans.Add('/');
            }
            else
            {
                var a = 3 * n + 1;
                var b = 3 * n - 1;
                var acnt = 0;
                var tmp = a;
                while (tmp % 2 == 0)
                {
                    ++acnt;
                    tmp >>= 1;
                }
                var bcnt = 0;
                tmp = b;
                while (tmp % 2 == 0)
                {
                    ++bcnt;
                    tmp >>= 1;
                }
                if (acnt >= bcnt)
                {
                    n = a;
                    ans.Add('+');
                }
                else
                {
                    n = b;
                    ans.Add('-');
                }
            }
        }
        return string.Concat(ans);
    }
}