/* package whatever; // don't place package name! */
abstract class Car{
abstract void accelerate();
}
class Lamborghini extends Car{
@Override
void accelerate() {
System.
out.
println("90 mph"); } void nitroBooster(){
System.
out.
print("150 mph"); } public static void main
(String[] args
) { Car mycar=new Lamborghini();
Lamborghini lambo=(Lamborghini) mycar;
lambo.nitroBooster();}}
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