#include <iostream>

using namespace std;

int n, total, a[50];
string dp[55][100010];
int main()
{
  cin >> n >> total;
  for (int i = 0; i < n; ++i)
    cin >> a[i];

  for (int i = 0; i < 55; ++i)
    for (int j = 0; j < 100010; ++j)
      dp[i][j] = "unko";

  dp[0][a[0]] = "";
  for (int i = 1; i < n; ++i)
  {
    for (int j = 0; j < 100010; ++j)
    {
      if (j + a[i] <= 100000)
        dp[i][j + a[i]] = min(dp[i][j + a[i]], dp[i - 1][j] + '+');
      if (j * a[i] <= 100000)
        dp[i][j * a[i]] = min(dp[i][j * a[i]], dp[i - 1][j] + '-');
    }
  }
  string ans = dp[n - 1][total];
  for (auto &c : ans)
    if (c == '-')
      c = '*';
  cout << ans << '\n';
}