#define _USE_MATH_DEFINES
#include  <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
#include <string>
#include<math.h>
#include<iomanip>
#include<stdio.h>
#include <stdlib.h>
#include<stdio.h>
#include <queue>
#include<map>
#include <sstream>
#include<set>
#include<stack>
#include<time.h>
#include <sys/types.h>
#include <tuple>
#include <numeric>


typedef long long int ll;
//#include<bits/stdc++.h>


using namespace std;



int main()
{

    int Q;
    Q = 1;
    //cin >> Q;

    while (Q--) {

        int n;
        cin >> n;
        vector<int>t(11);
        for (int i = 1; i <= 9; i++)cin >> t[i];
        for (int i = 9; i >= 1; i--) {
            while (t[i]) {
                cout << i;
                t[i]--;
            }
        }

    }

    return 0;
}