摘要：
/**Implement a synchronized fifo queue - storage and two operations (read/write)Read: Block until a value can be returned. (Optional Timeout). FIFO se 阅读全文
摘要：
You are given coins of different denominations and a total amount of money. Write a function to compute the number of combinations that make up that a 阅读全文
摘要：
You are given coins of different denominations and a total amount of money amount. Write a function to compute the fewest number of coins that you nee 阅读全文
摘要：
Concurrent programming -Asynchronous vs. Multithreaded Code Concurrent programming is a broad term and we should start with it by examining the differ 阅读全文
摘要：
Given a non-empty list of words, return the k most frequent elements. Your answer should be sorted by frequency from highest to lowest. If two words h 阅读全文
摘要：
给一个list， 如何把里面的字符分配到尽量少的子list里，并且每个子list没有重复元素。比如['a','b','c','a','a','b']， 可以分成['a', 'b', 'c'], ['a', 'b'], ['a']['a', 'a', 'a', 'b', 'b', 'b']，可以分成[ 阅读全文
摘要：
https://www.evernote.com/shard/s424/sh/2804d7e0-c93c-455d-9b79-027caa1750c5/48c247d32264b0e5739c5fc27c7eaff1 电面， 第一轮 ：Leetcode -> Game of life： 不需要in 阅读全文
摘要：
Given an integer array with all positive numbers and no duplicates, find the number of possible combinations that add up to a positive integer target. 阅读全文