Code used on my medium article . Check it out here https://medium.com/@rudra.desai200/how-to-use-const-keyword-in-c-b65ee42cf09

medium1snip2.cpp

class Dummy {
	 private:
		  int X = 0;
		  const int Y = 1;
	public:
		  //declares method const
		  int getY() const { return Y;}
		//declares return type const
		  const int getX() { return X; }
		//declares return type , method and pointer const 
		  const int* const getYptr() const { return &Y; }
  
};
int main(){
	 Dummy d;
	 const int a = d.getX();
	 const int * const aptr = d.getYptr();
}