A namespace : namespace « Language Basics « C++ Tutorial

1. C++ Tutorial
2. Language Basics
3. namespace

namespace MyNameSpace { 
  int start; 
  int end; 
 
  class counter { 
     int count; 
   public: 
     counter(int n) {  
       count = n; 
     } 
 
     void reset(int n) { 
       count = n; 
     } 
  }; 
}