First.java

class Arithematic{
    public int No1,No2;

    public Arithematic(){
        this.No1 = 0;
        this.No2 = 0;
    }
    
    public Arithematic(int Value1 , int Value2){
        this.No1 = Value1;
        this.No2 = Value2;
    }
 
    public int Addition()
    {
        int Ans = 0;
        Ans = this.No1 + this.No2 ;
        return Ans;
    }
    
    public int Substraction()
    {
        int Ans = 0;
        Ans = this.No1 - this.No2 ;
        return Ans;
    }

}


class First{
    public static void main(String A[])
    {
        int Result = 0;
        Arithematic aobj = new Arithematic(11,10);

        Result = aobj.Addition();
        System.out.println("Addition is : "+Result);

        Result = aobj.Substraction();
        System.out.println("Substraction is : "+Result);
    }
}