using System;
using System.Text;
using System.Linq;
using System.Collections;
using System.Collections.Generic;
using static System.Console;
using static System.Math;

namespace AtCoder
{
    public class Program
    {
        public static void Main(string[] args)
        {
            new Program().Solve(new ConsoleInput(Console.In, ' '));

            return;
        }

        public void Solve(ConsoleInput cin)
        {

            var N = cin.ReadInt;
            var A = cin.ReadInt;
            var B = cin.ReadInt;
            var C = cin.ReadInt;
            var l = cin.ReadIntArray(N);

            var dfs = new Dfs(A, B, C, N, l);
            Console.WriteLine(dfs.Proc(0, 0, 0, 0));

        }
    public class Dfs
    {
        private readonly int A;
        private readonly int B;
        private readonly int C;
        private readonly int N;
        private readonly int[] l;
        private readonly int INF = 1000000000;

        public Dfs(int A, int B, int C, int N, int[] l)
        {
            this.A = A;
            this.B = B;
            this.C = C;
            this.N = N;
            this.l = l;
        }
        public int Proc(int cur, int nowA, int nowB, int nowC)
        {
            if(cur == this.N)
            {
                if (Min(nowA, Min(nowB, nowC)) > 0)
                {
                    return Abs(nowA - A) + Abs(nowB - B) + Abs(nowC - C) - 30;
                }
                else
                {
                    return this.INF;
                }
            }
            int ret0 = this.Proc(cur + 1, nowA, nowB, nowC);
            int ret1 = this.Proc(cur + 1, nowA + this.l[cur], nowB, nowC) + 10;
            int ret2 = this.Proc(cur + 1, nowA, nowB + this.l[cur], nowC) + 10;
            int ret3 = this.Proc(cur + 1, nowA, nowB, nowC + this.l[cur]) + 10;
            return Min(ret0, Min(ret1, Min(ret2, ret3)));
        }
    }
    }

    public static class Extensions
    {
        public static string Reverse(this string sourse)
        {
            char[] chrAry = sourse.ToCharArray();
            Array.Reverse(chrAry);
            return new string(chrAry);
        }
    }

    public class ConsoleInput
    {
        private readonly System.IO.TextReader _stream;
        private char _separator = ' ';
        private Queue<string> inputStream;
        public ConsoleInput(System.IO.TextReader stream, char separator = ' ')
        {
            this._separator = separator;
            this._stream = stream;
            inputStream = new Queue<string>();
        }
        public string Read
        {
            get
            {
                if (inputStream.Count != 0) return inputStream.Dequeue();
                string[] tmp = _stream.ReadLine().Split(_separator);
                for (int i = 0; i < tmp.Length; ++i)
                    inputStream.Enqueue(tmp[i]);
                return inputStream.Dequeue();
            }
        }
        public string ReadLine { get { return _stream.ReadLine(); } }
        public int ReadInt { get { return int.Parse(Read); } }
        public long ReadLong { get { return long.Parse(Read); } }
        public double ReadDouble { get { return double.Parse(Read); } }
        public string[] ReadStrArray(long N) { var ret = new string[N]; for (long i = 0; i < N; ++i) ret[i] = Read; return ret; }
        public int[] ReadIntArray(long N) { var ret = new int[N]; for (long i = 0; i < N; ++i) ret[i] = ReadInt; return ret; }
        public long[] ReadLongArray(long N) { var ret = new long[N]; for (long i = 0; i < N; ++i) ret[i] = ReadLong; return ret; }
    }
}


Measured memory_bytes: 13268