#include <cstdio>
#include <cstdlib>
#include <ctime>
#include <vector>
#include <algorithm>
using namespace std;

int N, V[50001], Sign[50001];
long long S, CS;
vector<int> Pos, Neg;

int main()
{
    srand(time(0));

    freopen("semne.in", "r", stdin);
    freopen("semne.out", "w", stdout);

    scanf("%i %lld", &N, &S);
    for(int i = 1; i <= N; ++ i)
    {
        scanf("%i", &V[i]);
        if(CS + V[i] <= S)
        {
            Pos.push_back(i);
            CS += V[i];
            Sign[i] = 1;
        }else
        {
            Neg.push_back(i);
            CS -= V[i];
            Sign[i] = -1;
        }
    }

    while(CS != S)
    {
        if(CS > S)
        {
            int Elim = rand() % Pos.size(), PosElim = Pos[Elim];
            Sign[PosElim] = -1;
            CS -= 2 * V[PosElim];
            Neg.push_back(PosElim);
            Pos[Elim] = Pos[Pos.size() - 1];
            Pos.pop_back();
        }else
        {
            int Elim = rand() % Neg.size(), PosElim = Neg[Elim];
            Sign[PosElim] = 1;
            CS += 2 * V[PosElim];
            Pos.push_back(PosElim);
            Neg[Elim] = Neg[Neg.size() - 1];
            Neg.pop_back();
        }
    }

    for(int i = 1; i <= N; ++ i)
        printf("%c", (Sign[i] == 1 ? '+' : '-'));
    return 0;
}