#include <bits/stdc++.h>

#define ll long long
using namespace std;
ifstream f("semne.in");
ofstream g("semne.out");

const int NMax = 50003;

int n;
ll S,s;
int a[NMax];
bool v[NMax];
vector<int> pl,ms;

int main()
{
    f >> n >> S;
    for(int i = 1; i <= n; ++i){
        f >> a[i];

        if(s < S){
            pl.push_back(i);
            v[i] = 1;
            s += a[i];
        }else{
            ms.push_back(i);
            s -= a[i];
        }
    }
    srand(time(NULL));
    while(s != S){
        if(s > S && pl.size() != 0){
            int x = rand();

            x = x % pl.size();

            s -= 2 * a[pl[x]];

            ms.push_back(pl[x]);
            v[pl[x]] = 0;
            pl[x] = pl.back();
            pl.pop_back();
        }else{
            int x = rand();

            x = x % ms.size();

            s += 2 * a[ms[x]];

            pl.push_back(ms[x]);
            v[ms[x]] = 1;
            ms[x] = ms.back();
            ms.pop_back();
        }
    }

    for(int i = 1; i <= n; ++i){
        if(v[i] == 1)
            g << '+';
        else
            g << '-';
    }
    return 0;
}