#include <cstdio>
#include <cstdlib>
#include <ctime>
#define NMAX 50010

int N, V[NMAX], poz[NMAX], neg[NMAX], A[NMAX];
long long S, s;

int main()
{
	freopen("semne.in","r",stdin);
	freopen("semne.out","w",stdout);
	scanf("%d %lld",&N,&S);
	int i;
	for (i=1; i<=N; i++) 
	{
		scanf("%d",&A[i]);
		if (s<S)
		{
			s+=A[i];
			poz[++poz[0]]=i;
			V[i]=1;
		} else
		{
			s-=A[i];
			neg[++neg[0]]=i;
		}
	}
	srand (time (NULL));
	while (s!=S)
	{
		if (s<S)
		{
			int p =rand() % neg[0] +1;
			V[neg[p]]=1;
			s+=2*A[neg[p]];
			poz[++poz[0]]=neg[p];
			neg[p]=neg[neg[0]];
			neg[0]--;
		} else
		{
			int p=rand() % poz[0]  +1 ;
			V[poz[p]]=0;
			s-=2*A[poz[p]];
			neg[++neg[0]]=poz[p];
			poz[p]=poz[poz[0]];
			poz[0]--;
		}
	}
	for (i=1; i<=N; i++) 
		if (V[i]) printf("+"); else printf("-");
}