Jakkara

import java.util.*;

public class Jakkara {
	@SuppressWarnings("resource")
	public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        int[] in = {
		    input.nextInt(),
		    input.nextInt(),
		    input.nextInt(),
		    input.nextInt()
        };
        
        double paras = 1.79769313486231570E+308;
        
        for (int i = 0; i < 4; i++) {
        	int yht = 0;
        	
        	for (int x = 0; x < 4; x++) {
            	if (in[i] < in[x]) {
            		yht = yht + (in[x] - in[i]);
            	}
            	
            	if (in[i] > in[x]) {
            		yht = yht + (in[i] - in[x]);
            	}
            }
        	
        	if (yht < paras) {
        		paras = yht;
        	}
        }
        
        System.out.println(paras);
	}
}

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 1

Verdict: ACCEPTED

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: ACCEPTED

Test 11

Group: 3

Verdict: ACCEPTED

Test 12

Group: 3

Verdict: ACCEPTED

Test 13

Group: 3

Verdict: ACCEPTED

Test 14

Group: 3

Verdict: ACCEPTED

Test 15

Group: 3

Verdict: WRONG ANSWER