#include <stdio.h>
#include <cstdlib>
#include <iostream>

using namespace std;

#define MAX 50006

int a[MAX];
int R, n, s, sum, saux;
int semne[MAX];

void Write();
void ReSeed();

int main()
{
    srand ( time(NULL) );
    FILE *fin = fopen("semne.in", "r");
    fscanf(fin, "%d%d", &n, &s);
    for (int i = 1; i <= n; ++i)
        fscanf(fin, "%d", &a[i]);
    fclose(fin);
    
    ReSeed();
    
    int aux;
    while (1)
    {
        if (sum == s) { Write(); break; }
        else
        {
            saux = sum - s;
            if (saux > 0)
            {
                do { R = (rand()%n) + 1; } while(semne[R] == -1);
                aux = a[R];
                sum -= 2*aux;
                semne[R] = -1;
            }
            else
                if (saux < 0)
                {
                    do { R = (rand()%n) + 1; } while(semne[R] == 1);
                    aux = a[R];
                    sum += 2*aux;
                    semne[R] = 1;
                }
        }
    }
    
    return 0;
}

void Write()
{
    FILE *fout = fopen("semne.out", "w");
    for (int i = 1; i <= n; ++i)
    {
        if (semne[i] == -1)
            fprintf(fout, "-");
        else
            if (semne[i] == 1)
                fprintf(fout, "+");
    }
    fclose(fout);
}

void ReSeed()
{
    sum = 0;
    for (int i = 1; i <= n; ++i)
    {
        R = rand()%2;
        if (R == 0)
            semne[i] = -1;
        if (R == 1)
            semne[i] = 1;
        sum += a[i] * semne[i];
    }
}