//============================================================================
//Everyone has a different way of thinking, so God Created us
//   Hope You Respect My Way..,Thank You ):
// Author      : Murad
// Name        : Codeforces.cpp & Atcoder.cpp
// Description : Problem name
//============================================================================
#include<bits/stdc++.h>
#include<unordered_map>
#include<unordered_set>
using namespace std;
#define pi 3.1415926536
#define forn(i,a,b)for(int i=a;i<b;i++)
#define LL long long
#define ULL unsigned long long
#define MP make_pair
#define SZ(c) int(c.size())
#define ff first
#define ss second
#define INF 1e9 + 1
#define _INF INT32_MIN
#define PQ priority_queue
#define MM multimap
#define PB push_back
#define vii vector<int>
#define ipair pair<int,int>
#define lpair pair<LL,LL>
#define MAXN 100004
#define El3zba ios::sync_with_stdio(0);cin.tie(0);cout.tie(0)
#define modd 1000000007
#define sfll1(v) scanf("%I64d",&v);
#define sfll2(v1,v2) scanf("%I64d %I64d",&v1,&v2)
#define sfll3(v1,v2,v3) scanf("%I64d %I64d %I64d",&v1,&v2,&v3)
#define endl '\n'
//std::transform(s1.begin(), s1.end(), s1.begin(),::tolower);
char alphz[27] = { 'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z' };
float Euclidean(LL x1, LL x2, LL y1, LL y2) {
	return sqrt(pow(x1 - x2, 2) + pow(y1 - y2, 2));
}
LL gcd(LL a,LL b) {
	LL c;
	while (a != 0) {
		c = a;
		a = b % a;
		b = c;
	}
	return b;
}
int LCM(int a, int b) {
	return (a*b) / gcd(a, b);
}
void PrimeFactor(LL n)
{
	while (n % 2 == 0) {
		printf("%d ", 2);
		n /= 2;
	}
	for (int i = 3; i <= sqrt(n); i += 2)
	{
		if (n%i == 0) {
			printf("%d ", i);
			n /= i;
		}
	}
	if (n > 2)printf("%d ", n);
}
bool is_square(LL x) {
	LL l = 0, r = x;
	while (l <= r) {
		LL mid = l + (r - l) / 2;
		if (mid*mid == x)return true;
		if (mid*mid > x)r = mid - 1;
		else l = mid + 1;
	}
	return false;
}
bool is_Prime(int x) {
	if (x == 2)return 1;
	else if (x % 2 == 0 || x < 2)return 0;
	for (int i = 3; i*i <= x; i += 2)
		if (x%i == 0)return 0;
	return 1;
}
void dijjkstra(int src, int n) {
	list<ipair>adj[1000005];
	vector<bool>visited(1000005, false);
	vector<int>dis(1000005, 1e9);
	PQ<ipair, vector<ipair>, greater<ipair>>pq;
	pq.push(MP(0, 1));
	dis[src] = 0;
	while (!pq.empty())
	{
		int u = pq.top().ss;
		visited[u] = true;
		pq.pop();
		list<ipair>::iterator i;
		for (i = adj[u].begin(); i != adj[u].end(); i++)
		{
			int v = i->ff;
			int we = i->ss;
			if (!visited[v] && dis[v] > dis[u] + we)
			{
				dis[v] = dis[u] + we;
				pq.push(MP(dis[v], v));
			}
		}
	}
}
int n, a, b, c;
int ar[10];
LL solv(int idx, int aa, int bb, int cc)
{
	int ans1, ans2, ans3, ans4;
	if (idx == n)
	{
		if (min({ aa,bb,cc }) > 0)
			return abs(aa - a) + abs(bb - b) + abs(cc - c) - 30;
		else return INF;
	}
	ans1 = solv(idx + 1, aa, bb, cc);
	ans2 = solv(idx + 1, aa + ar[idx], bb, cc) + 10;
	ans3 = solv(idx + 1, aa, bb + ar[idx], cc) + 10;
	ans4 = solv(idx + 1, aa, bb, cc + ar[idx]) + 10;
	return min({ans1, ans2,ans3, ans4});
}
int main()
{
	El3zba;
	/***  بسم الله الرحمن الرحيم   ***/
	cin >> n >> a >> b >> c;
	for (int i = 0; i < n; i++)
		cin >> ar[i];
	cout << solv(0, 0, 0, 0) << endl;
	return 0;
}

Measured memory_bytes: 256