#include<bits/stdc++.h>
typedef long long ll;
using namespace std;
ll INF = 1e17;
int MOD = 1e9+7;
ll dp[51][100010];
main(){
    int N,T,A[50];
    cin >> N >> T;
    for(int i = 0;i < N;i++)cin >> A[i];
    fill(dp[0],dp[51],INF);
    dp[0][A[0]] = 0;
    for(int i = 1;i < N;i++){
        for(int j = 0;j <= 100000;j++){
            if(j+A[i] <= 100000)
            dp[i][j+A[i]] = min(dp[i-1][j],dp[i][j+A[i]]);
            if(j*A[i] <= 100000)
            dp[i][j*A[i]] = min(dp[i-1][j]+(1<<(N-i-1)),dp[i][j*A[i]]);
        }
    }
    for(int j = N-2;j >= 0;j--){
        printf("%c%s",dp[N-1][T]&(1<<j)?'*':'+',j?"":"\n");
    }
}