https://leetcode.com/discuss/54463/simple-solution https://leetcode.com/discuss/87854/simple-sql-with-join-1484-ms https://leetcode.com/discuss/69767/two-solutions-inner-join-and-two-variables LeetCode All in One 题目讲解汇总(持续更新中...)...
Write aSQLquerytofindallnumbers that appearatleast three times consecutively.+---+---+|Id|Num|+---+---+|1|1||2|1||3|1||4|2||5|1||6|2||7|2|+---+---+Forexample, given the above Logstable,1istheonlynumber that appears consecutivelyforatleast three times.+---+|Consecutiv...
For example, given the aboveLogstable,1is the only number that appears consecutively for at least three times. 要查出连续至少出现3次的Num。需要3个循环套一起,但是时间复杂度是O(n),因为每个循环实际上只遍历了一次。 1 2 3 4 # Write your MySQL query statement below selectDISTINCT(l1.Num) from...
FindHeaderBarSize FindTabBarSize FindBorderBarSize Given an integern, returnthe number of ways you can writenas the sum of consecutive positive integers. Example 1: Input:n = 5Output:2Explanation:5 = 2 + 3 Example 2: Input:n = 9Output:3Explanation:9 = 4 + 5 = 2 + 3 + 4 Example...
leetcode-Consecutive numbers Write a SQL query to find all numbers that appear at least three times consecutively. +---+---+ | Id | Num | +---+---+ | 1 | 1 | | 2 | 1 | | 3 | 1 | | 4 | 2 | | 5 | 1 | | 6 |...
Can you solve this real interview question? Consecutive Numbers Sum - Given an integer n, return the number of ways you can write n as the sum of consecutive positive integers. Example 1: Input: n = 5 Output: 2 Explanation: 5 = 2 + 3 Example 2:
Write a SQL query to find all numbers that appear at least three times consecutively. +---+---+ | Id | Num | +---+---+ | 1 | 1 | | 2 | 1 | | 3 | 1 | | 4 | 2 | | 5 | 1 | | 6 | 2 | | 7 | 2 | +---+-...
https://leetcode.com/problems/consecutive-numbers/ 难度也只是medium,中等难度,阅读题意,也只是统计一下数字连续出现次数大于3次,例如,1,1,1,2,2,1 在这个序列中,只有1 连续出现了3次,最后显示1 即可,注意排除重复数字,即1 可能 1,1,1,2,2,1,1,1,1,这种情况下,显示一个1即可,在sql语句中添加 di...
【Leetcode】Consecutive Numbers https://leetcode.com/problems/consecutive-numbers/ 题目: AI检测代码解析 Write a SQL query to find all numbers that appear at least three times consecutively. +—-+—–+ | Id | Num | +—-+—–+ | 1 | 1 |...
时间O(1) - 只要计算sqrt(2N)次即可 空间O(1) Java实现 1classSolution {2publicintconsecutiveNumbersSum(intN) {3intres = 1;4for(intk = 2; k < Math.sqrt(2 * N); k++) {5if((N - k * (k - 1) / 2) % k == 0) {6res++;7}8}9returnres;10}11}...