#include<stdio.h>
#include<iostream>
#include<stdlib.h>
#define N 50102
FILE*f=fopen("semne.in","r");
FILE*g=fopen("semne.out","w");
long long s,sum,a[N],n,min[N],pl[N],p,k;
char u[N];
void read(){
	fscanf(f,"%lld %lld",&n,&s);
	for(int i=1;i<=n;++i){
		fscanf(f,"%lld",&a[i]);
		if(sum+a[i]<=s)
			u[i]='+',sum+=a[i],pl[++p]=i;
		else
			sum-=a[i], u[i]='-',min[++k]=i;
	}
}
int main(){
	read();      
    int i,x;
	srand(time(0));
	while(sum!=s){
		if(sum<s){
			x=rand()%k+1;
			sum+=2*a[min[x]];
			pl[++p]=min[x];
			u[min[x]]='+';min[x]=min[k];
			k--;
		}
		else{
			x=rand()%p+1;
			sum-=2*a[pl[x]];
			min[++k]=pl[x];
			u[pl[x]]='-';
			pl[x]=pl[p];
			--p;
		}
	}
	for(i=1;i<=n;++i) fprintf(g,"%c",u[i]);
	return 0;
}