#include<stdio.h>
#include<stdlib.h>
#include<time.h>
#define NMAX 50003

long long n,S,i,suma;

long long a[NMAX]; int s[NMAX];


long long mutare(int sign)
{
  while(s[i=rand()%n+1]!=sign);

  s[i]*=-1;

  return a[i];  }


int main()
{
  freopen("semne.in","r",stdin);
  freopen("semne.out","w",stdout);

  scanf("%lld %lld",&n,&S); srand( time(0) )

  for(i=1;i<=n;i++)
  {scanf("%lld",&a[i]); suma+=a[i]; s[i]=1;}

  while(suma!=S)
  {

    if(suma<S) suma+=(mutare(-1)<<1);
    else suma-=(mutare(1)<<1);

  }

  for(i=1;i<=n;i++)
  if(s[i]==1) printf("+");
  else printf("-");

  printf("\n"); return 0; }