import java.util.*;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int t = sc.nextInt();
    int[] a = new int[n];
    for(int i = 0; i < n; i++) {
      a[i] = sc.nextInt();
    }
    int[][] dp = new int[n + 1][t + 1];
    String[][] exp = new String[n + 1][t + 1];
    dp[1][a[0]] = 1;
    exp[1][a[0]] = "";
    if(a[0] + a[1] < t + 1) {
      dp[2][a[0] + a[1]] = 1;
      exp[2][a[0] + a[1]] = "1";
    }
    if(a[0] * a[1] < t + 1) {
      dp[2][a[0] * a[1]] = 1;
      if(a[0] * a[1] != a[0] + a[1]) {
        exp[2][a[0] * a[1]] = "2"; 
      }
    }
    for(int i = 3; i < n + 1; i++) {
      for(int j = 1; j < t + 1; j++) {
        int x = 0;
        int y = 0;
        if(j > a[i - 1]) {
          if(dp[i - 1][j - a[i - 1]] == 1) {
            dp[i][j] = 1;
            x = Integer.parseInt(exp[i - 1][j - a[i - 1]]);
          }
          if(dp[i - 1][j / a[i - 1]] == 1) {
            dp[i][j] = 1;
            y = Integer.parseInt(exp[i - 1][j / a[i - 1]]);
          }
          if(x > 0 && y > 0) {
            if(x <= y) {
              exp[i][j] = exp[i - 1][j - a[i - 1]] + "1";
            } else {
              exp[i][j] = exp[i - 1][j / a[i - 1]] + "2";
            }
          }
          if(x > 0 && y == 0) {
            exp[i][j] = exp[i - 1][j - a[i - 1]] + "1";
          }
          if(x == 0 && y > 0) {
            exp[i][j] = exp[i - 1][j / a[i - 1]] + "2";
          }
        } else {
          if(j % a[i - 1] == 0) {
            if(dp[i - 1][j / a[i - 1]] == 1) {
              dp[i][j] = 1;
              exp[i][j] = exp[i - 1][j / a[i - 1]] + "2";
            }
          }
        }
      }
    }
    String e = exp[n][t];
    String ans = "";
    for(int i = 0; i < e.length(); i++) {
      if(e.charAt(i) == '1') {
        ans += "+";
      } else {
        ans += "*";
      }
    }
    System.out.println(ans);
  }
}