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LC123. Best Time to Buy and Sell Stock III

At most two transactions.

Best Time to Buy and Sell Stock III Question Array for  ith price for day i. Find the maximum profit within two transactions. Stock must be sold ...

Posted by freeCookie🍪 on December 20, 2016

Job Interview for International Applications

Some suggestions for job interview

Your name: slow down. ICC hand out Goto Career Workshop for training. Think of job interview as a ritu...

Posted by freeCookie🍪 on December 19, 2016

LC381.Insert Delete GetRandom O(1)

Insert Delete GetRandom O(1) - Duplicates allowed

Insert Delete GetRandom O(1) - Duplicates allowed Question Design a data structure that supports all following operations in average O(1) time wi...

Posted by freeCookie🍪 on December 19, 2016

LC216. Word Ladder II

Word Ladder II Question Given two words (beginWord and endWord), and a dictionary’s word list, find all shortest transformation sequence(s) from ...

Posted by freeCookie🍪 on December 18, 2016

LinkedHashSet || HashSet

Compare LinkedHashSet and HashSet

HashSet 和 LinkedHashSet 第一次接触到LinkedHashSet, LC381.Insert Delete GetRandom O(1) - Duplicates allowed 如果用LinkedHashSet 150ms， 用HashSet就要 200ms… 参考...

Posted by freeCookie🍪 on December 18, 2016

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