using System;

​

namespace SRP 

{ 

interface Read 

{ 

string login(); 

} 

interface confirm 

{ 

void show(); 

} 

class IRead : Read 

{ 

public string login() 

{ 

​

string uid,pass,mail,ph;

Console.WriteLine("enter user id"); 

 uid=Console.ReadLine(); 

 Console.WriteLine("create password");

 pass=Console.ReadLine(); 

 Console.WriteLine("enter mail id");

 mail=Console.ReadLine(); 

 Console.WriteLine("enter phn num"); 

 ph=Console.ReadLine(); 

return uid; 

} 

} 

class Ishow : confirm 

{ 

public void show() 

{ 

Console.WriteLine("user logged in successfully"); 

} 

} 

public class Program 

{ 

public static void Main(string[] args) 

{ 

IRead g = new IRead(); g.login(); 

Ishow f = new Ishow(); f.show(); 

} 

} 

}