#include <iostream>
#include <algorithm>
using namespace std;

int main(){
	int64_t n, total;
	cin >> n >> total;
	int64_t a[n], inf = 1ll << n;
	for(int i = 0; i < n; i++) cin >> a[i];
	int64_t dp[n][total + 1];
	fill(dp[0], dp[n], inf);
	dp[0][a[0]] = 0;
	for(int i = 1; i < n; i++) for(int j = 0; j <= total; j++) if(dp[i - 1][j] != inf){
		if(j + a[i] <= total) dp[i][j + a[i]] = min(dp[i][j + a[i]], 2 * dp[i - 1][j]);
		if(j * a[i] <= total) dp[i][j * a[i]] = min(dp[i][j * a[i]], 2 * dp[i - 1][j] + 1);
	}
	for(int i = n - 2; 0 <= i; i--) cout << ((dp[n - 1][total] >> i) % 2 == 0 ? '+' : '*');
	cout << endl;
}