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#include<bits/stdc++.h>
using namespace std;

int n,a,b,c;
int l[10];
int ans;
int debugcnt;

int cost(int lena,int lenb,int lenc){
    return abs(lena-a)+abs(lenb-b)+abs(lenc-c);
}

void dfs(int pos,int lena,int lenb,int lenc,int cst){
    if(cst>=ans)return;
    if(lena>0&&lenb>0&&lenc>0){
        if(cst+cost(lena,lenb,lenc)<ans){
            ans=cst+cost(lena,lenb,lenc);
            //cout<<"YES "<<ans<<endl;
        }
    }
    if(pos==n)return;
    for(int i=pos;i<n;i++){
        if(lena>0)cst+=10;
        lena+=l[i];
        dfs(i+1,lena,lenb,lenc,cst);
        lena-=l[i];
        if(lena>0)cst-=10;

        if(lenb>0)cst+=10;
        lenb+=l[i];
        dfs(i+1,lena,lenb,lenc,cst);
        lenb-=l[i];
        if(lenb>0)cst-=10;

        if(lenc>0)cst+=10;
        lenc+=l[i];
        dfs(i+1,lena,lenb,lenc,cst);
        lenc-=l[i];
        if(lenc>0)cst-=10;
    }
}

int main(){

    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);

    cin>>n>>a>>b>>c;
    for(int i=0;i<n;i++){
        cin>>l[i];
    }
    ans=1e9;
    dfs(0,0,0,0,0);
    cout<<ans<<endl;

    return 0;
}

Measured memory_bytes: 256