摘要:
https://vjudge.net/contest/289558#overview A - Frog Therearex frogs and y chicken in a garden. Kim found there are n heads and m legs in the garden. P 阅读全文
摘要:
https://pintia.cn/problem-sets/994805046380707840/problems/994805049870368768 将一系列给定数字顺序插入一个初始为空的二叉搜索树(定义为左子树键值大,右子树键值小),你需要判断最后的树是否一棵完全二叉树,并且给出其层序遍历的 阅读全文