Append: This class appends array list a to array list b thus creating array list c.

append.java

package Arrays;

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

public class Append {

	public static void main(String[] args)
	{
		Scanner in = new Scanner(System.in);
		ArrayList<Integer> a = new ArrayList<Integer>();
		ArrayList<Integer> b = new ArrayList<Integer>();
		ArrayList<Integer> c = new ArrayList<Integer>();
		
		System.out.println("Enter a series of integers separated by spaces: ");
		while(in.hasNextInt())
		{
			a.add(in.nextInt());
		}
		
		System.out.println("Enter another series of integers separated by spaces: ");
		while(in.hasNextInt())
		{
			b.add(in.nextInt());
		}
		in.close();
		
		System.out.print("\nArrayList a: ");
		for(Integer i : a)
		{
			System.out.print(i + " ");
		}
		
		System.out.print("\nArrayList b: ");
		for(Integer i : b)
		{
			System.out.print(i + " ");
		}
		
		c = appendArrayList(a,b);
		
		System.out.print("\nArrayList c: ");
		for(Integer i : c)
		{
			System.out.print(i + " ");
		}
		

	}
	
	public static ArrayList<Integer> appendArrayList(ArrayList<Integer> a, ArrayList<Integer> b)
	{		
		for(Integer i : b)
		{
			a.add(i);
		}
		
		return a;
		
	}
	
}