丧心病狂工科女

摘要： https://leetcode.com/problems/length-of-last-word/description/ Given a string s consists of upper/lower-case alphabets and empty space characters ' ', 阅读全文

摘要： https://leetcode.com/problems/search-insert-position/description/ Given a sorted array and a target value, return the index if the target is found. If 阅读全文