/* 
 *Simple Array List involving primes 
 */


package arraylistplay;

import java.util.ArrayList;

public class Primes {
    public static void main(String[] args){

        ArrayList<Integer> primes=new ArrayList<>();

        primes.add(2);
        primes.add(3);
        primes.add(5);
        primes.add(7);

        System.out.println("Size of primes list = " + primes.size());
        System.out.println("First prime = "+primes.get(0));
        System.out.println("Last prime = "+primes.get(3));
        System.out.println("Last prime = "+primes.get(primes.size()-1));

        System.out.println("\nThe initial list...");
        for (Integer prime:primes) {
            System.out.println(prime);

        }


        int temp=primes.get(0);
        primes.set(0,primes.get(primes.size()-1));
        primes.set(primes.size()-1,temp);

        System.out.println("\nThe final list...");
        for (Integer prime:primes){
            System.out.println(prime);
        }
    }
}