import java.io.*;
import java.util.*;

class Main
{
    public static void main(String args[])throws Exception
    {
        BufferedReader bu=new BufferedReader(new InputStreamReader(System.in));
        StringBuilder sb=new StringBuilder();
        int n=Integer.parseInt(bu.readLine());
        String s[]=bu.readLine().split(" ");
        int i,c[]=new int[9];
        for(i=0;i<9;i++) c[i]=Integer.parseInt(s[i]);

        for(i=8;i>=0 && n>0;i--)
        while(c[i]-->0 && n-->0) sb.append(i+1);
        System.out.print(sb);
    }
}