Facebook Data Engineer 持续准备中。。。Fighting

湾区留下来 · 2016-10-21 02:26:38

Welcome LOSER! You have solved 27/ 86 problems. added by 4

314	Binary Tree Vertical Order Traversal	BF
146	LRU Cache	I got the idea, but didn't get a coding solution
173	BST Iterator	BF with T~O(logN) with S~O(1), try T~O(1) with S~O(logN) again
236	LCA of Binary Tree	BF (Pretty good)

iag · 2016-10-21 11:55:56

iag 发表于 2016-10-19 11:36
10/18
425 word squares: http://bookshadow.com/weblog/2016/10/16/leetcode-word-squares/
424 longest ...

10/20
425 word squares: http://bookshadow.com/weblog/2016/10/16/leetcode-word-squares/
424 longest repeating char replacement
58 length of last word: too easy
38 count and say: easy, but I can't do it. Anyway
20. https://leetcode.com/problems/valid-parentheses/
19. remove nth node from end of list:

leonardcohen · 2016-10-21 12:24:26

iag 发表于 2016-10-21 11:55
10/20
425 word squares: http://bookshadow.com/weblog/2016/10/16/leetcode-word-squares/
424 longe ...

KEEP CALM AND MOVE ON ...

curly是卷毛的卷 · 2016-10-21 16:00:09

Welcome curly! You have solved 217/ 406 problems. (manage sessions) added by3
390. Elimination Game M 看答案了
245. Shortest Word Distance III M 10min
244. Shortest Word Distance II M 30min

leonardcohen · 2016-10-21 18:30:55

Welcome leonard_cohen! You have solved 121/ 407 problems.

补充内容 (2016-10-21 18:31):
我一直看答案。。。摊手。。。

湾区留下来 · 2016-10-22 00:49:10

314	Binary Tree Vertical Order Traversal	BF. 1point3acres
146	LRU Cache	I got the idea, but didn't get a coding solution.--
173	BST Iterator	BF with T~O(logN) with S~O(1), try T~O(1) with S~O(logN) again . Χ
236	LCA of Binary Tree	BF (Pretty good)
325	Maximum Size Subarray Sum Equals k	BF
252	Meeting Rooms	BF
253	Meeting Rooms II	BF
398	Random Pick Index	BF (beat 99.53% wow)
404	Sum of Left Leaves	BF
419	Battleships in a Board	BF.--
268	Missing Number	BF with sum, 1bug with swap
410	Split Array Largest Sum	BF	13:53-13:57
380	Insert Delete GetRandom O(1)	3 bugs	13:58-14:16
377	Combination Sum IV	TLE + bugs(面试已跪)	14:25-15:12 (我勒个擦) need to practice more bottom-up DP
341	Flatten Nested List Iterator	3 bugs	15:14-15:21
334	Increasing Triplet Subsequence	2 bugs	15:22-15:25
311	Sparse Matrix Multiplication	BF	15:27-15:31. 1point3acres
297	Serialize and Deserialize Binary Tree	BF but slow(use SB instead of str!)	15:41-15:49
286	Walls and Gates	BF	15:51-16:01
285	Inorder Successor in BST	BF	16:02-16:09. From 1point 3acres bbs
168	Excel Sheet Column Title	1 bug	16:11-16:16
26	Remove Duplicates from Sorted Array	BF	16:16-16:18
38	Count and Say	Many bugs (面试已跪)	16:20-16:42

昨天白天刷了一天，用力过猛，晚上无心刷题，怒打4盘LOL。周五加油

yuboyang · 2016-10-22 01:56:43

Welcome boyang4! You have solved 168/ 407 problems. (manage sessions) added by 4 medium 1easy
design_232_ImplementQueueusingStacks easy 30minures (bug 1)
design 170 two sum medium 30minutes
backtracking_17_LetterCombinationsofaPhoneNumber medium 10minutes( bug free， 2 solutions)
backtracking_39_CombinationSum medium 30minutes (bug 3, cry)
bt_40_CombinationSum2 medium 5min (free)
design tag 的题都好费事啊

curly是卷毛的卷 · 2016-10-22 15:57:12

Welcome curly! You have solved 221/ 407 problems. (manage sessions)  added by 4 medium
163. Missing Ranges 1h 被两个极限情况搞死
259. 3Sum Smaller 10min
370. Range Addition 超时,
280. Wiggle Sort 10min

leonardcohen · 2016-10-22 19:46:43

Welcome leonard_cohen! You have solved 123/ 408 problems.

leonardcohen · 2016-10-23 00:08:15

Welcome leonard_cohen! You have solved 125/ 408 problems.

[找工就业] Facebook Data Engineer 持续准备中。。。Fighting

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