JAVA/task5.java at master · usama1111/JAVA · GitHub

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import java.io.*;
import java.util.ArrayList;

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


        ArrayList<Double> arrlist = new ArrayList<Double>(10);

        arrlist.add(0.215);
        arrlist.add(0.320);
        arrlist.add(0.25);

        for (Double number : arrlist) {
            System.out.println("Number = " + number);
        }

arrlist.add(0,0.4);
arrlist.size();

System.out.println("array size is " +arrlist.size());
        for (Double number : arrlist) {
            System.out.println("Number = " + number);
        }

 arrlist.remove(0);
 System.out.println("after removing");
        for (Double number : arrlist) {
            System.out.println("Number = " + number);
        }
 arrlist.remove(arrlist.size() - 1);
 System.out.println("Removing last object");
  for (Double number : arrlist) {
            System.out.println("Number = " + number);
        }
 }


    }