using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

 

namespace Calculator

{

   publicclassCalculator

   {

       ///<summary>

       /// add addend ontoaugend.

       ///</summary>

       ///<param name="a"></param>

       ///<param name="b"></param>

       ///<returns></returns>

       publicstaticint Add(int augend, int addend)

       {

           return augend+ addend;

       }

 

       ///<summary>

       /// substract asubtrahend from a minuend.

        ///</summary>

       ///<param name="subtrahend"></param>

       ///<param name="minuend"></param>

       ///<returns></returns>

       publicstaticint Substract(int minuend, int subtrahend)

       {

           return minuend- subtrahend;

       }

   }

}