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

public class Main {
    static int ans = 0;
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner();
        int n = sc.nextInt();
        int[] counts = new int[10];
        for (int i = 1; i < 10; i++) {
            counts[i] = sc.nextInt();
        }
        getCount(n, 0, counts, 0);
        System.out.println(ans);
    }
    
    static void getCount(int idx, int v, int[] counts, long current) {
        if (idx == 0) {
            ans = Math.max(ans, getCount(current));
        }
        long by = pow(10, v);
        for (int i = 1; i < 10; i++) {
            if (counts[i] == 0) {
                continue;
            }
            counts[i]--;
            long next = current + i * by;
            int tmp = getCount(next, v + 1);
            ans = Math.max(ans, tmp);
            if (tmp >= v + 1) {
                getCount(idx - 1, v + 1, counts, next);
            }
            counts[i]++;
        }
    }
    
    static int getCount(long x) {
        int count = 0;
        while (x > 0 && x % 2 == 0) {
            count++;
            x >>= 1;
        }
        return count;
    }
    
    static int getCount(long x, int max) {
        int count = 0;
        for (int i = 0; i < max && x > 0 && x % 2 == 0; i++) {
            count++;
            x >>= 1;
        }
        return count;
    }
    
    static long pow(long x, int p) {
        if (p == 0) {
            return 1;
        } else {
            return  pow(x, p - 1) * x;
        }
    }
}

class Utilities {
    static String arrayToLineString(Object[] arr) {
        return Arrays.stream(arr).map(x -> x.toString()).collect(Collectors.joining("\n"));
    }
    
    static String arrayToLineString(int[] arr) {
        return String.join("\n", Arrays.stream(arr).mapToObj(String::valueOf).toArray(String[]::new));
    }
}
class Scanner {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    StringTokenizer st = new StringTokenizer("");
    StringBuilder sb = new StringBuilder();
    
    public Scanner() throws Exception {
        
    }
    
    public int nextInt() throws Exception {
        return Integer.parseInt(next());
    }
    
    public long nextLong() throws Exception {
        return Long.parseLong(next());
    }
    
    public double nextDouble() throws Exception {
        return Double.parseDouble(next());
    }
    
    public int[] nextIntArray() throws Exception {
        return Stream.of(br.readLine().split(" ")).mapToInt(Integer::parseInt).toArray();
    }
    
    public String next() throws Exception {
        while (!st.hasMoreTokens()) {
            st = new StringTokenizer(br.readLine());
        }
        return st.nextToken();
    }
    
}