#include <bits/stdc++.h>
#define pb push_back
#define NMAX 100050
#define ll long long
#define x first
#define y second
#define INF 0x3f3f3f3f

using namespace std;

typedef pair<int,int> pii;

ifstream fin("semne.in");
ofstream fout("semne.out");

ll v[NMAX];
int Plus[NMAX],Minus[NMAX];
char semn[NMAX];

int main() {
	int n,p=0,m=0,i,pos;
	ll s,sact=0;

	fin>>n>>s;
	srand(time(0));
	for(i=1;i<=n;++i) {
		fin>>v[i];

		sact+=v[i];
		Plus[p++]=i;
		semn[i]='+';
	}

	while(sact!=s) {
		if(sact<s) {
			pos=rand()%m;
			semn[Minus[pos]]='+';
			sact+=2*v[Minus[pos]];
			Plus[++p]=Minus[pos];
			Minus[pos]=Minus[m];
			--m;
		}

		if(sact>s) {
			pos=rand()%p;
			semn[Plus[pos]]='-';
			sact-=2*v[Plus[pos]];
			Minus[++m]=Plus[pos];
			Plus[pos]=Plus[p];
			--p;
		}
	}

	fout<<(semn+1);

	return 0;
}