James Pan

原题网址：https://leetcode.com/problems/longest-increasing-path-in-a-matrix/ Given an integer matrix, find the length of the longest increasing path. From each cell, you can either move to four dir

原题网址：https://leetcode.com/problems/increasing-triplet-subsequence/ Given an unsorted array return whether an increasing subsequence of length 3 exists or not in the array. Formally the functio

原题网址：https://leetcode.com/problems/longest-increasing-subsequence/ Given an unsorted array of integers, find the length of longest increasing subsequence. For example, Given [10, 9, 2, 5, 3,

原题网址：https://leetcode.com/problems/largest-rectangle-in-histogram/ Given n non-negative integers representing the histogram's bar height where the width of each bar is 1, find the area of largest

原题网址：https://leetcode.com/problems/132-pattern/ Given a sequence of n integers a1, a2, ..., an, a 132 pattern is a subsequence ai, aj, ak such that i j k and ai < ak j. Design an algori