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Related: LeetCode 394 - Decode String http://bookshadow.com/weblog/2016/12/11/leetcode-encode-string-with-shortest-length/ Given a non...
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Greedy Algorithms | Set 3 (Huffman Coding) | GeeksforGeeks Huffman coding is a lossless data compression algorithm. The idea is to assign ...
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Buttercola: Buddy System Given a complete binary tree with nodes of values of either 1 or 0, the following rules always hold: 1. A node...
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Problem solving with programming: Minimum area of a square enclosing given set of points Given a set of coordinates in a two dimensional ...
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HackerRank: N Puzzle N Puzzle is a sliding blocks game that takes place on a k * k grid with ((k * k) - 1) tiles each numbered from 1 to ...
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airbnb面试题汇总 Hilbert Curve Hilbert曲线可以无限阶下去，从1阶开始，落在一个矩阵里，让你写个function，三个参数（x,y,阶数），return 这个点（x,y）是在这阶curve里从原点出发的第几步 int hilbertCurve(...
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Follow up: LeetCode 471 - Encode String with Shortest Length https://leetcode.com/problems/decode-string/ Given an encoded string, retu...
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https://www.hackerrank.com/challenges/simple-text-editor In this problem, your task is to implement a simple text editor. Initially, a fi...
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leetcode 291 Word Pattern II Given a pattern and a string str , find if str follows the same pattern. Here follow means a full m...
