原文地址：http://www.orchidany.cf/2019/01/11/HLPP/#more #define \(u\)的伴点集合 与\(u\)相隔一条边的且\(u\)能达到的点的集合 \(0x00~ {}~Preface\) \(HLPP(Highest~Label~Preflow~Push)\)最高标签预流推进算法是处理网络最大流里两种常用方法——增广路&预流推进中，预流推进
记录加入Datawhale第二天，养成每天做题的好习惯 题目描述： Given a sorted array nums, remove the duplicates in-place such that each element appear only once and return the new length. Do not allocate extra space for another array, you must do this by modifying
˙一、知识储备 mysql可以通过date_format格式化时间格式 create table t_mul_new(d date,t time,dt datetime); # date:年月日 # time:时分秒 # datetime:年月日时分秒 # 只取年和月 select date_format(dt,"%Y-%m") from t_mul_new; # 取年月日 select date_format(dt,"%
Write a function that reverses a string. The input string is given as an array of characters char[]. Do not allocate extra space for another array, you must do this by modifying the input array in-place with O(1) extra memory. You may assume all the chara
