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https://leetcode.com/problems/rotate-image/#/description You are given an n x n 2D matrix representing an image. Rotate the image by 90 degrees (clock
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posted @ 2017-07-24 21:11
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https://leetcode.com/problems/copy-list-with-random-pointer/#/description A linked list is given such that each node contains an additional random poi
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posted @ 2017-07-24 17:45
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https://leetcode.com/problems/course-schedule-ii/#/description There are a total of n courses you have to take, labeled from 0 to n - 1. Some courses
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posted @ 2017-07-24 16:53
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https://leetcode.com/problems/h-index/#/description Given an array of citations (each citation is a non-negative integer) of a researcher, write a fun
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posted @ 2017-07-24 11:20
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https://leetcode.com/problems/walls-and-gates/#/description You are given a m x n 2D grid initialized with these three possible values. -1 - A wall or
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posted @ 2017-07-23 21:47
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https://leetcode.com/problems/maximal-square/#/description Given a 2D binary matrix filled with 0's and 1's, find the largest square containing only 1
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posted @ 2017-07-21 23:36
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https://leetcode.com/problems/populating-next-right-pointers-in-each-node-ii/#/description Follow up for problem "Populating Next Right Pointers in Ea
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posted @ 2017-07-21 17:00
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https://leetcode.com/problems/powx-n/#/description Implement pow(x, n). Sol: Recursion. Sol 2 : iteration.
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posted @ 2017-07-13 18:21
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https://leetcode.com/problems/target-sum/#/description You are given a list of non-negative integers, a1, a2, ..., an, and a target, S. Now you have 2
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posted @ 2017-07-12 23:03
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https://github.com/Premiumlab/Python-for-Algorithms--Data-Structures--and-Interviews/blob/master/Graphs/Word%20Ladder%20Example%20Problem.ipynb BFS. W
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posted @ 2017-07-12 18:13
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