#include<fstream>
#include<cstdlib>
#include<ctime>
//#include<vector>
using namespace std;
int ve[50505];
bool semn[50505];
int main()
{
    ifstream cin("semne.in");
    ofstream cout("semne.out");
    //vector<int> plus;
    //vector<int> minus;
    int plus[50505],minus[50505];
    srand(time(0));
    int n,x,s,size_plus=0,size_minus=0;
    long long suma=0;
    cin>>n>>s;
    for(int i=0;i<n;++i)
    {
        cin>>ve[i];
        if(rand() % 2 ==1){
           // plus.push_back(i);
           plus[size_plus++]=i;
            suma+=ve[i];
            semn[i]=1;
        }
        else
        {
            //minus.push_back(i);
            minus[size_minus++]=i;
            suma-=ve[i];
            semn[i]=0;
        }
    }
     while(suma!=s)
    {
        if(suma>s)
        {
           //x=rand() % plus.size();
            x=rand() % size_plus;
           semn[plus[x]]=0;
          // minus.push_back(plus[x]);
           minus[size_minus++]=plus[x];
           suma=suma-2*ve[plus[x]];
           swap(plus[x],plus[size_plus-1]);
           //plus.pop_back();
           --size_plus;
        }
        if(suma<s)
        {
            //x=rand() % minus.size();
            x=rand() % size_minus;
            semn[minus[x]]=1;
            //plus.push_back(minus[x]);
            plus[size_plus++]=minus[x];
            suma=suma+2*ve[minus[x]];
            swap(minus[x],minus[size_minus-1]);
            //minus.pop_back();
            --size_minus;
        }
    }
    for(int i=0;i<n;++i)
    {
        if(semn[i]==1)
            cout<<"+";
        else
            cout<<"-";
    }
    return 0;
}