OOPS/OOPS2.java at main · arpitkjaiswal/OOPS · GitHub

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class Employee1{
	int salary;
	String name;
	public String getName()
	{
		return name;
	}
	public int getSalary()
	{ //salary=n;
		return salary;

	}
	public void  setName(String n)
	{
		name =n;
	}

}
class cellphone{
	public void ring() {
		System.out.println("Ringing....");
	}
	public void vibrat()
	{
		System.out.println("Vibrating");
	}
	public void callfreind()
	{
		System.out.println("Calling mukul");
	}

}
class square{
	int side ;
	public int area()
	{    int area =side*side;
		return area;

	}


	public int perimeter()
	{
		 int perimeter=4*side;
		return perimeter;
	}


}
class rectangle{
	int a;
	int b;
	public int area()
	{
		return a*b;
	}
	public int perimeter()
	{
		return 2*(a+b);
	}
}
class Tommy{
	public void hit(){
		System.out.println("Tommy is hitting the enemy");

	}
	public void running(){
		System.out.println("Tommy is running away from the enemy");

	}
	public void firing(){
		System.out.println("Tommy is firing on the enemy");

	}


}
class student{


}


public class OOPS2 {


	public static void main(String[] args) {
		//problem 1
		Employee1 harry=new Employee1();
		harry.setName("Arpit is great ");
		harry.salary=12000;
		System.out.println(harry.getName());
		//problem 2
		cellphone asus= new cellphone();
		asus.ring();
		asus.vibrat();
		asus.callfreind();

		//problem 3
		square sq1=new  square();
		sq1.side=15;
		System.out.println("Area of the square "+ sq1.area());
		System.out.println("Perimeter of the square "+sq1.perimeter());

		//problem 4
		rectangle r1=new rectangle();
		r1.a=12;
		r1.b=3;
		System.out.println(r1.area());
		System.out.println(r1.perimeter());

		//problem 5
		Tommy g1=new Tommy();
		g1.hit();
		g1.running ();
		g1.firing();


	}

}