06 2017 档案

摘要：You have a number of envelopes with widths and heights given as a pair of integers (w, h). One envelope can fit into another if and only if both the w 阅读全文

摘要：Given a n x n matrix where each of the rows and columns are sorted in ascending order, find the kth smallest element in the matrix. Note that it is th 阅读全文

摘要：Given an unsorted array of integers, find the length of longest increasing subsequence. For example,Given [10, 9, 2, 5, 3, 7, 101, 18],The longest inc 阅读全文