#include <iostream>
#include <fstream>
#include <cstdlib>
#include <ctime>
#define nmax 50005
using namespace std;
ifstream f("semne.in");
ofstream g("semne.out");
long long s;
bool x[nmax];
int n,a[nmax];
int main()
{
    f>>n>>s; long long sum=0;
    for(int i=1;i<=n;i++){f>>a[i];if(sum>s)sum-=a[i];else sum+=a[i],x[i-1]=1; }
    srand(time(0));
    while(s!=sum)
    {
        int c=rand()%n;
        if(x[c]==1)
        { x[c]=0; sum-=2*a[c+1];}
        else
        if(2*a[c+1]+sum<=s)
        {
            sum+=2*a[c+1];
            x[c]=1;
        }
    }
    for(int i=1;i<=n;i++)
        if(x[i-1]==0)
            g<<'-';
        else
            g<<'+';
    return 0;
}