class OOPPractice
{
	public static void main(String args[])
	{
		Calc calcus = new Calc();
		float num = 1;
		float num2 = 5;

		System.out.println(calcus.addision(num, num2));
		System.out.println(calcus.substract(num, num2));
		System.out.println(calcus.multiply(num, num2));
		System.out.println(calcus.division(num, num2));
	}
}



class Calc
{
	public float addision(float x, float y) {
		return (x + y);
	}

	public float substract(float x, float y) {
		return (x - y);
	}

	public float multiply(float x, float y) {
		return (x * y);
	}

	public float division(float x, float y) {
		return (x / y);
	}
}