Java Coding Samples

//*******************************************************************

//Code Curtesy of Jonathan Vargas - Sayuga Solutions

//email: jvargas.sayuga@gmail.com

//

//Description: takes two int arrays and returns a list of only unique 

//extra values that are present in only one of the lists at a time

//*******************************************************************

import java.util.*;

public class myTools {

  public static void main(String[] args){    

    int[] x  = {15, 27, 1, 4, 2, 50, 3, 1};

    int[] y = {2, 4, -4, 3, 1, 1, 14, 27, 50};        

    myTools tool = new myTools();

    Set<Integer> result = new HashSet<>(tool.uniqueExtras(x, y));        

    System.out.print(result);  

  }

  public static List<Integer> intArrayToList( int[] k){

   List<Integer> s = new ArrayList<Integer>();    

    for (int r: k)

    {

      s.add(r);

    }    

    return s;

  }

  public static List<Integer> findExtras( List<Integer> e, List<Integer> x){

   List<Integer> z = new ArrayList<Integer>();    

    for(Integer q:e){

      if (!x.contains(q)){

        z.add(q);

      }

    }    

    return z;

  }

  public static Set<Integer> uniqueExtras(int[] a, int[] b) { 

    myTools tool = new myTools();

    List<Integer> output = new ArrayList<Integer>();                

    List<Integer> x = tool.intArrayToList(a);

    List<Integer> y = tool.intArrayToList(b);   

    output.addAll(0, tool.findExtras(x, y));

    output.addAll(0, tool.findExtras(y, x));

    Set<Integer> result = new HashSet<>(output);        

    return result;

  }

}