dotnetcoreunittest1.cs

using System;
 
namespace calculatorapp.services
{
    public class Calculator
    {
 
        public int Add(int num1, int num2)
        {
             throw new  NotImplementedException();
        }
 
        public int Sub(int num1, int num2)
        {
             throw new NotImplementedException();
 
        }
    }
}