Java Best Programs

13) Collect no’s frm list1 which is not present in list2

    & Collect no’s frm list2 which is not present in list1

    and store it in output1[].

    ex: input1={1,2,3,4}; input2={1,2,3,5}; output1={4,5};

package Set3;

import java.util.*;

public class ClassSeT13 {

public static void main(String[] args) {

      List<Integer> l1=new ArrayList<Integer>();

      l1.add(1);

      l1.add(2);

      l1.add(3);

      l1.add(4);

      List<Integer> l2=new ArrayList<Integer>();

      l2.add(1);

      l2.add(2);

      l2.add(3);

      l2.add(5);

      int o[]=commonSet(l1,l2);

      for(int i:o)

      System.out.println(i);

}

public static int[] commonSet(List<Integer> l1, List<Integer> l2) {

      List<Integer> l3=new ArrayList<Integer>();

      List<Integer> l4=new ArrayList<Integer>();

     

      l3.addAll(l1);l4.addAll(l2);

      l1.removeAll(l2);l4.removeAll(l3);

      l1.addAll(l4);

     

      int o[]=new int[l1.size()];

      for(int j=0;j<o.length;j++)

            o[j]=l1.get(j);

      return o;

}

}