情况特殊,考虑逻辑即可 class Solution {public:/*** @param n: An integer* @param str: a string with number from 1-n in random order and miss one number* @return: An integer*/int findMissing2(int n, string &str)
数据 drop table if exists Employee;Create table If Not Exists Employee (Id int, Name varchar(255), Department varchar(255), ManagerId int);Truncate table Employee;insert into Employee (Id, Name, Dep
570.What methods of point-in-time recovery are available? (Choose all that apply.) A. Change-based B. Cancel-based C. Time-based D. Sequence number-based E. Transaction number-based Answer: ABCD