做一个正气的杭电人 Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 7217 Accepted Submission(s): 5822 Problem Description 做人要有一身正气,杭电学
准备工作: 1、编写删除脏数据的sql DELETE FROMequipment_info WHEREid IN (SELECTt.id FROM(SELECTi.id FROMequipment_info iLEFT JOIN base_district d ON i.district_id = d.idLEFT JOIN base_street s ON i.street
General Release Build 2023.3 (2491) Requires active software maintenance through general release date: 2023.05.24 NEW Added parser support for “is” operators in C#. UPDATE Code inspec
首先明确:树上任意一点的最长路径一定是直径的某一端点。 所以先找出直径,求出最长路径,然后再求波动值<=m的最长区间 #include<cstdio>#include<cstring>#include<iostream>#include<cmath>#include<algorithm>#include<ctime>#include<set>#define N 1000005