50 50
75 71 23 37 28 23 69 75 5 62 3 11 96 100 13 50 57 51 8 90 4 6 84 27 11 89 95 81 10 62 48 52 69 87 97 95 30 74 21 42 36 64 31 80 81 50 56 53 33 99
26 30 5 33 35 29 6 15 36 17 32 16 14 1 29 34 22 40 12 42 38 48 39 50 13 47 18 43 10 8 49 45 11 31 21 37 46 28 20 41 2 7 9 24 27 23 3 44 15 14
 10 10
61 59 97 16 2 94 57 48 91 93
2 8 6 5 3 1 3 4 9 10
 2 1
1 2
1
 3 3
10 20 30
1 2 3
 50 60
86 57 45 93 17 12 40 10 47 80 18 80 3 9 6 55 13 99 5 76 4 70 100 55 27 91 71 3 65 93 41 74 80 56 90 50 58 13 71 9 47 52 26 73 72 21 15 81 88 28
40 32 5 16 49 23 3 17 14 10 1 15 1 21 28 22 13 45 12 25 44 48 46 32 36 43 11 8 49 7 7 35 10 14 39 4 42 10 30 27 1 17 31 15 8 41 44 33 25 26 19 18 29 37 50 6 36 38 47 9
 2 7
20 30
1 1 1 2 2 2 2
 2 2
10 12
2 1
 5 1
16 87 36 16 81
3
 2 3
20 30
1 1 1
 2 10
39 26
1 1 2 2 2 2 2 2 1 2

63929
 2137
 0
 40
 62514
 20
 12
 0
 0
 104

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

public class GB2014C {

	public static void main(String[] args) throws IOException {
		BufferedReader bf = new BufferedReader(new InputStreamReader(System.in));
		StringTokenizer st = new StringTokenizer(bf.readLine());
		int N = Integer.parseInt(st.nextToken());
		int M = Integer.parseInt(st.nextToken());
		StringTokenizer st1 = new StringTokenizer(bf.readLine());
		Integer[] weight = new Integer[N];
		for (int i = 0; i < N; i++){
			weight[i] = Integer.parseInt(st1.nextToken());
		}
		int[] read = new int[M];
		StringTokenizer st2 = new StringTokenizer(bf.readLine());
		for (int i = 0; i < M; i++){
			read[i] = Integer.parseInt(st2.nextToken());
		}
		System.out.println(permute(Arrays.asList(weight), 0,weight, read));
		
		
	}
	static int permute(java.util.List<Integer> array, int k, Integer[] weight, int[] read){
		int min_weight = Integer.MAX_VALUE;
        for(int i = k; i < array.size(); i++){
            java.util.Collections.swap(array, i, k);
            permute(array, k+1,weight, read);
            java.util.Collections.swap(array, k, i);
        }
        int[] array1 = new int[array.size()];
        for(int i = 0; i < array.size(); i++) array1[i] = array.get(i);
        if (weight_lifted(array1, read) < min_weight){
        	min_weight = weight_lifted(array1, read);
        }
        return min_weight;
    }
	public static int weight_lifted(int[] array, int[] read){
		int weight = 0;
		for(int i = 0; i < read.length; i++){
			int a  = read[i];
			int index = Arrays.asList(array).indexOf(a);
			for (int j = 0; j < index; j++){
				weight += array[j];
			}
		}
		return weight;
	}

}