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

int main(){
    int n, total;
    cin >> n >> total;

    int a[n];
    for(int i = 0; i < n; i++)  cin >> a[i];

    static bool d[50][100001] = {};
    d[0][a[0]] = true;
    for(int i = 1; i < n; i++){
        for(int j = 0; j < 100001; j++){
            if(!d[i-1][j])  continue;
            if(j+a[i] < 100001) d[i][j+a[i]] = true;
            if(j*a[i] < 100001) d[i][j*a[i]] = true;
        }
    }

    string ret = "";
    for(int i = n-1; i > 0; i--){
        if(d[i-1][total - a[i]])    total -= a[i], ret += "+";
        else if(d[i-1][total/a[i]]) total /= a[i], ret += "*"; 
    }

    reverse(ret.begin(), ret.end());

    cout << ret << endl;

    return 0;
}