2020年2月4日
[LeetCode 992] Subarrays with K Different Integers
摘要： Given an array A of positive integers, call a (contiguous, not necessarily distinct) subarray of A good if the number of different integers in that su 阅读全文
posted @ 2020-02-04 11:41 Review->Improve 阅读(309) 评论(0) 推荐(0)
[LeetCode 955] Delete Columns to Make Sorted II
摘要： We are given an array A of N lowercase letter strings, all of the same length. Now, we may choose any set of deletion indices, and for each string, we 阅读全文
posted @ 2020-02-04 06:23 Review->Improve 阅读(334) 评论(0) 推荐(0)