#include <cstdio>
#include <cstdlib>
#include <time.h>
using namespace std;

int n;
long long sum, s, a[50002];
char c[50002];
int main()
{
    freopen("semne.in", "r", stdin);
    freopen("semne.out", "w", stdout);
    scanf("%d%lld", &n, &s);
    srand(time(NULL));
    for(int i = 1; i <= n ; ++i){
        scanf("%lld", &a[i]), c[i] = '+';
        sum = sum + a[i];
    }
    while(sum != s){
        int pos = rand() % n + 1;
        if(c[pos] == '+'){
            c[pos] = '-';
            sum = sum - a[pos] * 2;
        }
        else {
            c[pos] = '+';
            sum = sum + a[pos] * 2;
        }
    }
    printf("%s", c + 1);
    return 0;
}