java

read a read b read c if [ $a -eq $b -a $b -eq $c ] then echo "EQUILATERAL" elif [ $a -eq $b -o $b -eq $c -o $c -eq $a ] then echo "ISOSCELES" else echo "SCALENE" fi

class AbstractDemo { void display() { System.out.println("display() called from AbstractDemo class"); } void fun() { System.out.println("fun() called from AbstractDemo class"); } } class ConcreteDemo extends AbstractDemo { void bar() { System.out.println("fun() called from ConcreteDemo class"); } @Override void display() { System.out.println("display() called from ConcreteDemo class"); } public static void main(String[] args) { AbstractDemo abstractDemo=new AbstractDemo();   //handle: AbstractDemo, object:AbstractDemo abstractDemo.display(); abstractDemo.fun(); ConcreteDemo concreteDemo=new ConcreteDemo();    //handle: ConcreteDemo, object:ConcreteDemo concreteDemo.display(); concreteDemo.bar(); /*DYNAMIC BINDING EXAMPLE*/ /*USING HANDLE OF PARENT_CLASS TO DEAL WITH OBJECTS OF BOTH (PARENT_CLASS AND CHILD_CLASS) */ abstractDemo=new ConcreteDemo();  //handle: AbstractDemo, obje...

public class AbstractDemo { void display2() { System.out.println("display() called in Parent class"); } void fun() { System.out.println("fun() called in Parent class"); } } class ConcreteDemo extends AbstractDemo { void bar() { // TODO Auto-generated method stub System.out.println("bar() called in concrete class class"); // super.fun(); } @Override void display2() { // TODO Auto-generated method stub System.out.println("display2() called in concrete class class"); // super.display2(); } public static void main(String[] args) { AbstractDemo abstractdemo = new AbstractDemo(); abstractdemo.display2(); abstractdemo.bar(); } }