#include<fstream>
#include<cstdlib>
#include<iostream>
#include<ctime>
#include<queue>
#define x first
#define y second
#define DN 50005
using namespace std;
ifstream fin("semne.in");
ofstream fout("semne.out");
int n,a[DN],t,poz,nr1,f,nr2;
long long s,sum;
char r[DN];
pair<int,int>q1[DN];
pair<int,int> q2[DN];
int main()
{
    fin>>n>>s;
    srand(time(0));
    for(int i=1;i<=n;i++)
    {
        fin>>a[i];
        sum+=a[i];
        r[i]='+';
        nr1++;
        q1[nr1].x=a[i];
        q1[nr1].y=i;
    }
    while(sum!=s)
    {
        if(sum>s)
        {
            t=rand()%nr1+1;
            sum-=2*q1[t].x;
            r[q1[t].y]='-';
            nr2++;
            q2[nr2]=q1[t];
            q1[t]=q1[nr1];
            nr1--;
        }
        else
        {
            t=rand()%nr2+1;
            sum+=2*q2[t].x;
            r[q2[t].y]='+';
            nr1++;
            q1[nr1]=q2[t];
            q2[t]=q2[nr2];
            nr2--;
        }
    }
    for(int i=1;i<=n;i++)
        fout<<r[i];
}