import java.util.*;
import java.util.stream.*;
import static java.lang.Math.*;
public class Main{
	public static void main(String... args){
		Scanner sc=new Scanner(System.in);
		int n=sc.nextInt();
		int total=sc.nextInt();
		int[] a=new int[n];
		for(int i=0;i<n;i++){
			a[i]=sc.nextInt();
		}
		String[][] dp=new String[n][total+1];
		dp[0][a[0]]="";
		for(int i=1;i<dp.length;i++){
			for(int j=1;j<dp[0].length;j++){
				List<String> list=new ArrayList<>();
				if(j-a[i]>=0&&dp[i-1][j-a[i]]!=null){
					list.add(dp[i-1][j-a[i]]+"+");
				}
				if(j%a[i]==0&&dp[i-1][j/a[i]]!=null){
					list.add(dp[i-1][j/a[i]]+"*");
				}
				if(list.size()>0){
					if(list.size()>1){
						Collections.sort(list,Collections.reverseOrder());
					}
					dp[i][j]=list.get(0);
				}
			}
		}
		put(dp[n-1][total]);
	}
	public static class Pair{
		final int x,y;
		Pair(int x,int y){
			this.x=x;
			this.y=y;
		}
		@Override
		public String toString(){
			return String.format("Pair(%d,%d)",x,y);
		}
	}
	public static void print(Object object){
        System.out.print(object);
    }
    public static void put(Object object) {
        System.out.println(object);
    }
    public static void put(){
        System.out.println();
    }
 
    public static void print(String format,Object... args){
        System.out.print(String.format(format,args));
    }
    public static void put(String format,Object... args) {
        System.out.println(String.format(format,args));
    }
}