981专题

蓝桥杯练习系统(算法训练)ALGO-981 过河马

资源限制 内存限制:256.0MB   C/C++时间限制:1.0s   Java时间限制:3.0s   Python时间限制:5.0s 问题描述   在那个过河卒逃过了马的控制以超级超级多的走法走到了终点之后,这匹马表示它不开心了……   于是,终于有一天,它也过河了!   由于过河马积累了许多的怨念,所以这次它过了河之后,再也没有什么东西可以限制它,它可以自由自在的在棋盘上驰骋。一开始,

[Leetcode]981. Time Based Key-Value Store

# [[Leetcode]981. Time Based Key-Value Store](https://leetcode.com/problems/time-based-key-value-store/)  - 本题难度: Medium # Description Create a timebased key-value store class TimeMap, that supports

[python 刷题] 981 Time Based Key-Value Store

[python 刷题] 981 Time Based Key-Value Store 题目: Design a time-based key-value data structure that can store multiple values for the same key at different time stamps and retrieve the key’s value at