Overriding, C# - rextester

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//Rextester.Program.Main is the entry point for your code. Don't change it.
//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;

namespace Rextester
{
    public class ParentClass
    {
        public int Method1(int a, int b)
        {
            Console.WriteLine(a+b);
           return a+b;
        }
        
        public virtual string Method2(string name)
        {
            Console.WriteLine("Parent Class Method2 Virtual : " + name);   
            return name;
        }
    }
    
    public class ChildClass:ParentClass
    {
        public int Method1(int a, int b)
        {
             Console.WriteLine(a*b);   
            return a*b;
        }
        public override string Method2(string name)
        {
            Console.WriteLine("Child Class Method2 Override : " +name);   
            return name;
        }
    }
        
    
    public class Program
    {
        public static void Main(string[] args)
        {
            //Your code goes here
            Console.WriteLine("Hello, world!");
            ChildClass cc=new ChildClass();
            ParentClass pc=cc;
            cc.Method1(3,4);  //call ChildClass Method1
            pc.Method1(5,4);  // call ParentClass Method1 with ParentClass Reference with ChildClass Object
            pc.Method2("Chanti"); // // Call ChildClass Method2 after define override in ChildClass.
            cc.Method2("Chinna"); // Call ParentClass Method2 with out define override in ChildClass.
            cc.Method2("Chinna"); // Call ChildClass Method2 after define override in ChildClass.
        }
    }
}

Show compiler warnings [ + ] Show input
Compilation time: 0,17 sec, absolute running time: 0,09 sec, cpu time: 0,08 sec, average memory usage: 12 Mb, average nr of threads: 2, absolute service time: 0,29 sec