package array;

/**
 * Project Admin -> Husanboy Azamov
 * Package Name  -> array
 * Class Name -> Array23
 * Copyright © : 6/23/2022
 */
public class Array23 {
    public static void main(String[] args) {
        array23(1,4,new int[]{1,2,3,4,5,6,7
        });//2,3,4,5
        //1+6+7;
    }

    public static void array23(int k, int l, int[] array) {
        int sum=0;
        double sol;
        for (int i = 0; i < k; i++) {
            sum+=array[i];
        }
        for (int i = l+1; i < array.length; i++) {
            sum+=array[i];
        }
        System.out.println(sum);
        sol=(double) sum/(k+(array.length)-l);
        System.out.println(sol);
    }
}