comefrom: <garvit244>285_1.py
code: def inorderSuccessor( root, p):
      if not root or not p:
          return None
      
      if p.right:
          p = p.right
          while p.left:
              p = p.left
          return p
      
      successor = None
      while root and root != p:
          if root.val > p.val:
              successor = root
              root = root.left
          else:
              root = root.right
      return successor
masked: def sample_funcname ( var_0 , var_1 ) :
      if not var_0 or not var_1 :
          return None
      if var_1.right :
          var_1 = var_1.right
          while var_1.left :
              var_1 = var_1.left
          return var_1
      var_5 = None
      while var_0 and var_0 != var_1 :
          if var_0.val > var_1.val :
              var_5 = var_0
              var_0 = var_0.left
          else :
              var_0 = var_0.right
      return var_5
  