#include<iostream>
#include<string>
#include<algorithm>
#include<cctype>
#include<set>
#include<bitset>
#include<math.h>
#include<map>
#include<queue>
#include<iomanip>
using namespace std;

int main(){
    int n, num;
    cin >> n;
    num = n;
    vector<int> v(9);
    for (int i = 0; i < 9; i++){
        cin >> v[i];
    }
    string s = "";
    for (int i = 9; i > 0; i--){
        for (int j = 0; j < v[i-1]; j++){
            if (num){
                s = s + to_string(i);
                num--;
            } else {
                cout << s << endl;
                exit(0);
            }
        }
        if (!num){
            cout << s << endl;
            exit(0);
        }
    }
}