Python 구현 및 LeetCode-트리

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Python 구현 및 LeetCode-트리


Python 구현


두 갈래 나무:
# @Time : 2019/7/2 10:50 
# @Author : panky_pan
# @File : Binary_Tree.py 
# @Software: PyCharm


class BinaryTree(object):
    def __init__(self, root):
        self.key = root
        self.left_child = None
        self.right_child = None

    def insert_left(self, item):
        new_node = BinaryTree(item)
        if self.left_child is None:
            self.left_child = new_node
        else:
            new_node.left_child = self.left_child
            self.left_child = new_node

    def insert_right(self, item):
        new_node = BinaryTree(item)
        if self.right_child is None:
            self.right_child = new_node
        else:
            new_node.right_child = self.right_child
            self.right_child = new_node

    def get_left_child(self):
        return self.left_child

    def get_right_child(self):
        return self.right_child

    def get_root_val(self):
        return self.key


if __name__ == "__main__":
    bt = BinaryTree('a')
    bt.insert_left('b')
    bt.insert_right('c')

    print(bt.get_root_val())
    print(bt.get_left_child())
    print(bt.get_left_child().get_root_val())
    print(bt.get_right_child())
    print(bt.get_right_child().get_root_val())

LeetCode


다음으로 전송:https://www.cnblogs.com/pankypan/p/11099702.html

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