What is the output when the following code is executed?

import java.util.ArrayList;
public class WrapperTest {
    public static void main(String[] args) {
        ArrayList<Double> list = new ArrayList<>();
        list.add(2.0);
        list.add(3.0);
        list.add(4.0);
        double result = 1;
        for (Double d : list) {
            result = result * d;
        }
        System.out.println(result);
    }
}