2019年3月30日
4. Squares of a Sorted Array
摘要： Title： Given an array of integers A sorted in non-decreasing order, return an array of the squares of each number, also in sorted non-decreasing order 阅读全文
posted @ 2019-03-30 20:29 sxuer 阅读(154) 评论(0) 推荐(0)
3. Find Anagram Mappings
摘要： Title： Write an SQL query to find all duplicate e-mails in the Person table. Example : case: Note: All Email is lowercase letters. Analysis of Title： 阅读全文
posted @ 2019-03-30 20:17 sxuer 阅读(177) 评论(0) 推荐(0)
2. To Lower Case
摘要： Title： Implement function ToLowerCase() that has a string parameter str, and returns the same string in lowercase. Example 1: Example 2: Note: None An 阅读全文
posted @ 2019-03-30 19:53 sxuer 阅读(130) 评论(0) 推荐(0)
1. Jewels and Stones
摘要： Title： You're given strings J representing the types of stones that are jewels, and S representing the stones you have. Each character in S is a type 阅读全文
posted @ 2019-03-30 19:21 sxuer 阅读(132) 评论(0) 推荐(0)