using System;
namespace first_space{
class namespace_cl{
public void func(){
Console.WriteLine("Inside first_space");
}
namespace second_space{
Console.WriteLine("Inside second_space");
public class TestClass{
public static void Main(string[]args){
first_space.namespace_cl fc= new first_space.namespace_cl();
second_space.namespace_cl sc= new second_space.namespace_cl();
fc.func();
sc.func();