text: #include <stdio.h>
  
  /// Basic pointer sample
  int main(int argc, char **argv)
  {
      /// int variables
      int number = 0;
      int number_two = 0;
      int number_tree = 0;
      /// Pointer variables
      int* pointer = NULL;
      int* pointer_two = NULL;
  
      int* pointer_tree = NULL;
  
      number = 100;
      pointer = &number;
      pointer_two = pointer;
      number_two = *pointer;
      pointer_tree = pointer;
  
      number_tree = *pointer_tree;
  
      printf("num=%d, numPtr=%p, address of num=%d, num2=%d, numPtr2=%p\n, num3=%d", number, pointer, &number, number_two, pointer_two, number_tree);
  
      return 0;
  }
  
  