using namespace std;

#define MAX_N 50005
#define MAX_V 5000005

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <fstream>

FILE *fin=fopen("semne.in","r"),
     *fout=fopen("semne.out","w");
   
int n,i,sp,sm,s;
int a[MAX_N];
short p[MAX_V];   
     
int main()
{   
    fscanf(fin,"%d %d\n",&n,&s);
    memset(p,0,sizeof(p));
    for (i=1; i<=n; i++)
    {
     fscanf(fin,"%d",a+i);
     sp+=a[i]; p[a[i]]=1;
    }
    int c;
    while (sp-sm!=s) 
     {
      c=rand() % n; 

      if (sp-sm>0 && p[a[c]]==1)
       {
         sp-=a[c]; sm+=a[c];
         p[a[c]]=0;
         continue;
       }
      if (sp-sm<0 && p[a[c]]==0)
       {
         sp+=a[c]; sm-=a[c];
         p[a[c]]=1;
         continue;
       }
     }
    for (i=1; i<=n; i++) 
     if (p[a[i]]==1) fprintf(fout,"+");
      else fprintf(fout,"-");                    
    return 0;
}