#include <bits/stdc++.h>

using namespace std;

int main() {
  int n, total;
  cin >> n >> total;
  vector<int> a(n);
  for (int& i : a) cin >> i;
  vector<vector<int>> dp(n, vector<int>(total + 1, -1));
  dp[0][a[0]] = 0;
  for (int i = 1; i < n; ++i) {
    for (int j = 0; j <= total; ++j) {
      if (dp[i - 1][j] == -1) continue;
      if (j + a[i] <= total) dp[i][j + a[i]] = 0;
      if (j * a[i] <= total && dp[i][j * a[i]] == -1) dp[i][j * a[i]] = 1;
    }
  }
  string res;
  for (int i = n - 1; i >= 1; --i) {
    if (dp[i][total] == 0) {
      res = "+" + res;
      total -= a[i];
    } else {
      res = "*" + res;
      total /= a[i];
    }
  }
  cout << res << endl;
}