思路 中序遍历的遍历顺序:左子树、根、右子树
# Definition for a binary tree node.
# class TreeNode(object):
# def __init__(self, val0, leftNone, rightNone):
# self.val val
# self.left left
# self.right right
class S…
首先会把执行类的.class文件加载到方法区,把main方法临时存储 main方法存入栈里
单个对象
class Person {int age;String name;
}
public class Main {public static void main(String[] args) {Person person new Person();person.age 25;person.name "A…