Learn practical skills, build real-world projects, and advance your career
Created 3 years ago
class TreeNode:
def __init__(self,key):
self.key = key
self.right = None
self.left = None
node0 = TreeNode(3)
node1 = TreeNode(4)
node2 = TreeNode(5)
node0
<__main__.TreeNode at 0x7f30c116ec70>
node0.key
3
node0.left = node1
node0.right = node2