Jakkara

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;


public class main {
    public static void main(String args[]) {
        int a,b,c,d,energia = 0, erotus, samoja = 0 , lisays, edellinen = 0 , ka, summa = 0;
        List<Integer> numbers = new ArrayList();
        Scanner scanner = new Scanner(System.in);
        
        //System.out.println("Syöte: ");
        
        a = scanner.nextInt();
        b = scanner.nextInt();
        c = scanner.nextInt();
        d = scanner.nextInt();
        
        numbers.add(a);
        numbers.add(b);
        numbers.add(c);
        numbers.add(d);

        summa = a + b + c + d;
        ka = summa / 4;
        
        //System.out.println("Keskiarvo: " + ka);
        
        for(int luku : numbers) {
            if (luku == edellinen) {
                samoja++;
            }
            
            else if(luku >= ka) {
                erotus = (ka - luku) * -1;
                //System.out.println("Erotus: " + erotus);
                energia += erotus;
            }
            
            else if(luku <= ka) {
                lisays = (luku - ka) * -1;
                //System.out.println("Lisäys: " + lisays);
                energia += lisays;
            }
            edellinen = luku;
        }
        
        System.out.println(energia);
        //System.out.println("Samoja: " + samoja);
        
    }
}

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 1

Verdict: WRONG ANSWER

Test 3

Group: 1

Verdict: ACCEPTED

Test 4

Group: 1

Verdict: ACCEPTED

Test 5

Group: 1

Verdict: ACCEPTED

Test 6

Group: 2

Verdict: ACCEPTED

Test 7

Group: 2

Verdict: ACCEPTED

Test 8

Group: 2

Verdict: ACCEPTED

Test 9

Group: 2

Verdict: ACCEPTED

Test 10

Group: 2

Verdict: WRONG ANSWER

Test 11

Group: 3

Verdict: WRONG ANSWER

Test 12

Group: 3

Verdict: WRONG ANSWER

Test 13

Group: 3

Verdict: WRONG ANSWER

Test 14

Group: 3

Verdict: WRONG ANSWER

Test 15

Group: 3

Verdict: ACCEPTED