LeetCode-SQL-Solutions Description The SQL 50 on LeetCode provided an extensive collection of SQL problems covering a wide range of concepts and techniques. This challenge included easy, medium and hard level q
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SELECT IFNULL(ROUND(COUNT(DISTINCT session_id) / COUNT(DISTINCT user_id), 2), 0) AS average_sessions_per_user FROM Activity WHERE DATEDIFF('2019-07-27', activity_date) < 30 -- WHERE activity_date BETWEEN '2019-06-28' AND '2019-07-27' 作者:LeetCode-Solution 链接:https://leetcode-...
-- solution3 SELECT w1.id FROM Weather w1 JOIN Weather w2 ON DATEDIFF(w1.recordDate, w2.recordDate) = 1 WHERE w1.temperature > w2.temperature; 51 changes: 51 additions & 0 deletions 51 570.managers_with_at_least_5_direct_reports/main.sql Original file line numberDiff line numberDiff ...
🚀 LeetCode From Zero To One & 题单整理 & 题解分享 & 算法模板 & 刷题路线,持续更新中... algorithm leetcode cpp interview offer datastructures-algorithms leetcode-solution tonngw Updated Mar 22, 2023 leetlab11 / Advanced-SQL-50 Star 50 Code Issues Pull requests LeetCode Premium ...
C++ 智能模式 1 2 3 4 5 6 class Solution { public: vector<vector<int>> threeSum(vector<int>& nums) { } }; 已存储 行1,列 1 Case 1Case 2Case 3 nums = [-1,0,1,2,-1,-4] 1 2 3 [-1,0,1,2,-1,-4] [0,1,1] [0,0,0] Source ...
leetcode-c leetcode-cpp leetcode-go leetcode-python leetcode-shell leetcode-sql LICENSE readme.md Repository files navigation README GPL-3.0 license leetcode自由刷题说明代码主要由C/C++或者Go语言编写,少量python,部分题目为SQL或者shell脚本操作,可根据文件后缀判断; 全部代码解法均为时间最...
classSolution:defmyPow(self, x: float, n: int) ->float:ifn <0: x= 1/x n= -ndefmul(n): a= n//2b= n%2ifn ==0:return1.0else: y=mul(a)ifb ==0:returny*yelse:returny*y*x result=mul(n)returnresult 迭代 classSolution:defmyPow(self, x: float, n: int) ->float:ifn <0:...
一直在做企业的管理系统导致我 前台Vue 做的还可以、Oracle基本的sql和存储过程也还可以、shell脚本改一...
同时看操作系统，网络协议，数据库sql操作，底层二进制汇编语言，c程序编译链接原理等方面的基础知识直接开...