View difference between Paste ID: 6CM9eman and wdAgHrP5

 class CharCountNode
 {
 private:
     char character;
     int count;
 public:
     CharCountNode * left;
     CharCountNode * right;
 
     CharCountNode()
     {
         character = '~';
         count = 0;
         left = right = NULL;
     }
 
     CharCountNode(char c, int n)
     {
         character = c;
         count = n;
         left = right = NULL;
     }
 
     ~CharCountNode()
     {
         delete right;
         right = NULL;
 
         delete left;
         left = NULL;
     }
 
     CharCountNode(const CharCountNode & rhs)
     {
         character = rhs.character;
         count = rhs.count;
 
         if (rhs.left == NULL)
             left = NULL;
         else
             left = new CharCountNode(*rhs.left);
 
         if (rhs.right == NULL)
             right = NULL;
         else
             right = new CharCountNode(*rhs.right);
     }
 
     CharCountNode operator=(const CharCountNode & rhs)
     {
         character = rhs.character;
         count = rhs.count;
 
         if (rhs.left == NULL)
             left = NULL;
         else
             left = new CharCountNode(*rhs.left);
 
         if (rhs.right == NULL)
             right = NULL;
         else
             right = new CharCountNode(*rhs.right);
 
         return *this;
     }
 
     char getCharacter()
     { return character; }
 
     int getCount()
     { return count; }
 
     bool operator<(const CharCountNode & rhs) const
     { return count < rhs.count; }
 
     bool operator>(const CharCountNode & rhs) const
     { return count > rhs.count; }
 
 };