#![allow(unused_imports)]

use std::io::{self, BufRead};
use std::str::FromStr;
use std::collections::*;
use std::cmp::*;

#[allow(dead_code)]
struct Parser<'a> {
    tokens: &'a mut Iterator<Item = String>,
}
#[allow(dead_code)]
impl<'a> Parser<'a> {
    fn new(i: &'a mut Iterator<Item = String>) -> Self {
        Parser {tokens: i}
    }
    fn take<T: FromStr>(&mut self) -> T {
        match self.tokens.next().expect("empty iterator").parse() {
            Ok(x) => x,
            Err(_) => panic!()
        }
    }

    fn take_some<T: FromStr>(&mut self, n: usize) -> Vec<T> {
        self.tokens.take(n).map(|s| match s.parse() { Ok(x) => x, Err(_) => panic!() } ).collect()
    }
}

//sieve[k] is true if k is a prime
//[0, n)
#[allow(dead_code)]
fn sieve_of_eratosthenes(n: u64) -> Vec<bool> {
    let mut v = vec![true; n as usize];
    v[0] = false;
    v[1] = false;
    for i in 2..n {
        if !v[i as usize] {
            continue;
        }
        let mut j = 2*i;
        while j < n {
            v[j as usize] = false;
            j += i;
        }
    }
    v
}

#[allow(dead_code)]
fn vec_2d<T>(n: usize, m: usize, t: T) -> Vec<Vec<T>> where T: Clone {
    let mut u = Vec::new();
    let mut v = Vec::new();
    v.resize(m, t);
    u.resize(n, v);
    u
}

fn main() {
    let stdin = io::stdin();
    let mut tokens = stdin.lock().lines().filter_map(|x| x.ok()).flat_map(|x| x.split_whitespace().map(|s| s.to_owned()).collect::<Vec<String>>());
    let mut parser = Parser::new(&mut tokens);

    let n:usize = parser.take();
    let total: usize = parser.take();
    let a: Vec<usize> = parser.take_some(n);

    let mut dp = vec_2d(n+1, total+1, ".".to_string());
    dp[0][a[0]] = "".to_string();
    for i in 1..n {
        for j in 0..(total+1) {
            let f1 = j >= a[i] && dp[i-1][j-a[i]] != ".";
            let f2 = j%a[i] == 0 && dp[i-1][j/a[i]] != ".";
            if !f1 && !f2 {
                continue;
            }

            let update = match (f1, f2, &dp[i-1][j-a[i]], &dp[i-1][j/a[i]]) {
                (true, true, s1, s2) => {
                    if s1 >= s2 {
                        format!("{}{}", s1, "+")
                    } else {
                        format!("{}{}", s2, "*")
                    }
                },
                (true, false, s1, _) => {
                    format!("{}{}", s1, "+")
                },
                (false, true, _, s2) => {
                    format!("{}{}", s2, "*")
                },
                _=> "".to_string()
            };
            dp[i][j] = update;
        }
    }
    println!("{}", dp[n-1][total]);
}