Files

yahoo.csv

1	ID	Title	URL	Is Premium	Acceptance %	Difficulty	Frequency %
2	1	Two Sum	/problems/two-sum	N	49.1%	Easy	1.85744%;
3	2	Add Two Numbers	/problems/add-two-numbers	N	39.8%	Medium	1.03085%;
4	3	Longest Substring Without Repeating Characters	/problems/longest-substring-without-repeating-characters	N	33.8%	Medium	1.62719%;
5	4	Median of Two Sorted Arrays	/problems/median-of-two-sorted-arrays	N	35.3%	Hard	6.65872%;
6	5	Longest Palindromic Substring	/problems/longest-palindromic-substring	N	32.4%	Medium	5.42826%;
7	6	Zigzag Conversion	/problems/zigzag-conversion	N	43.2%	Medium	16.2917%;
8	13	Roman to Integer	/problems/roman-to-integer	N	58.2%	Easy	7.0562%;
9	14	Longest Common Prefix	/problems/longest-common-prefix	N	40.8%	Easy	2.42741%;
10	15	3Sum	/problems/3sum	N	32.3%	Medium	2.55068%;
11	19	Remove Nth Node From End of List	/problems/remove-nth-node-from-end-of-list	N	40.0%	Medium	1.66266%;
12	20	Valid Parentheses	/problems/valid-parentheses	N	40.6%	Easy	1.78525%;
13	21	Merge Two Sorted Lists	/problems/merge-two-sorted-lists	N	61.9%	Easy	0.9437%;
14	22	Generate Parentheses	/problems/generate-parentheses	N	71.9%	Medium	3.01226%;
15	28	Find the Index of the First Occurrence in a String	/problems/find-the-index-of-the-first-occurrence-in-a-string	N	37.6%	Medium	2.9455%;
16	33	Search in Rotated Sorted Array	/problems/search-in-rotated-sorted-array	N	38.7%	Medium	1.73362%;
17	35	Search Insert Position	/problems/search-insert-position	N	42.0%	Easy	1.31264%;
18	42	Trapping Rain Water	/problems/trapping-rain-water	N	58.8%	Hard	2.91613%;
19	46	Permutations	/problems/permutations	N	74.9%	Medium	2.8619%;
20	48	Rotate Image	/problems/rotate-image	N	70.1%	Medium	2.75928%;
21	49	Group Anagrams	/problems/group-anagrams	N	66.5%	Medium	4.82587%;
22	50	Pow(x, n)	/problems/powx-n	N	32.8%	Medium	10.2512%;
23	54	Spiral Matrix	/problems/spiral-matrix	N	43.8%	Medium	3.13498%;
24	56	Merge Intervals	/problems/merge-intervals	N	46.0%	Medium	8.87295%;
25	62	Unique Paths	/problems/unique-paths	N	62.3%	Medium	6.58454%;
26	75	Sort Colors	/problems/sort-colors	N	57.4%	Medium	2.49767%;
27	77	Combinations	/problems/combinations	N	66.2%	Medium	8.34091%;
28	88	Merge Sorted Array	/problems/merge-sorted-array	N	45.8%	Easy	1.62568%;
29	90	Subsets II	/problems/subsets-ii	N	55.4%	Medium	5.98388%;
30	92	Reverse Linked List II	/problems/reverse-linked-list-ii	N	45.4%	Medium	8.31716%;
31	98	Validate Binary Search Tree	/problems/validate-binary-search-tree	N	31.8%	Medium	3.93406%;
32	121	Best Time to Buy and Sell Stock	/problems/best-time-to-buy-and-sell-stock	N	54.4%	Easy	1.98507%;
33	130	Surrounded Regions	/problems/surrounded-regions	N	36.1%	Medium	7.74397%;
34	132	Palindrome Partitioning II	/problems/palindrome-partitioning-ii	N	33.6%	Hard	20.0186%;
35	136	Single Number	/problems/single-number	N	70.1%	Easy	1.68469%;
36	146	LRU Cache	/problems/lru-cache	N	40.5%	Medium	3.74057%;
37	152	Maximum Product Subarray	/problems/maximum-product-subarray	N	34.9%	Medium	3.18275%;
38	167	Two Sum II - Input Array Is Sorted	/problems/two-sum-ii-input-array-is-sorted	N	60.0%	Medium	5.71977%;
39	189	Rotate Array	/problems/rotate-array	N	39.2%	Medium	4.99064%;
40	198	House Robber	/problems/house-robber	N	48.8%	Medium	2.3663%;
41	202	Happy Number	/problems/happy-number	N	54.4%	Easy	2.04237%;
42	217	Contains Duplicate	/problems/contains-duplicate	N	61.3%	Easy	2.1463%;
43	226	Invert Binary Tree	/problems/invert-binary-tree	N	73.3%	Easy	2.204%;
44	234	Palindrome Linked List	/problems/palindrome-linked-list	N	49.6%	Easy	4.8188%;
45	236	Lowest Common Ancestor of a Binary Tree	/problems/lowest-common-ancestor-of-a-binary-tree	N	58.1%	Medium	4.6584%;
46	242	Valid Anagram	/problems/valid-anagram	N	62.8%	Easy	3.01329%;
47	287	Find the Duplicate Number	/problems/find-the-duplicate-number	N	59.1%	Medium	3.02159%;
48	345	Reverse Vowels of a String	/problems/reverse-vowels-of-a-string	N	49.7%	Easy	8.36479%;
49	347	Top K Frequent Elements	/problems/top-k-frequent-elements	N	64.8%	Medium	2.75668%;
50	348	Design Tic-Tac-Toe	/problems/design-tic-tac-toe	Y	57.6%	Medium	38.8708%;
51	355	Design Twitter	/problems/design-twitter	N	36.8%	Medium	26.1558%;
52	362	Design Hit Counter	/problems/design-hit-counter	Y	68.4%	Medium	26.6375%;
53	394	Decode String	/problems/decode-string	N	57.6%	Medium	5.93528%;
54	424	Longest Repeating Character Replacement	/problems/longest-repeating-character-replacement	N	51.5%	Medium	9.18934%;
55	443	String Compression	/problems/string-compression	N	48.9%	Medium	14.4532%;
56	539	Minimum Time Difference	/problems/minimum-time-difference	N	56.3%	Medium	51.5036%;
57	595	Big Countries	/problems/big-countries	N	73.3%	Easy	2.48917%;
58	678	Valid Parenthesis String	/problems/valid-parenthesis-string	N	33.9%	Medium	20.5859%;
59	692	Top K Frequent Words	/problems/top-k-frequent-words	N	56.9%	Medium	44.7636%;
60	695	Max Area of Island	/problems/max-area-of-island	N	71.7%	Medium	5.74851%;
61	704	Binary Search	/problems/binary-search	N	55.1%	Easy	1.25302%;
62	835	Image Overlap	/problems/image-overlap	N	64.0%	Medium	68.1082%;
63	863	All Nodes Distance K in Binary Tree	/problems/all-nodes-distance-k-in-binary-tree	N	62.1%	Medium	14.6715%;
64	967	Numbers With Same Consecutive Differences	/problems/numbers-with-same-consecutive-differences	N	57.1%	Medium	41.7138%;
65	977	Squares of a Sorted Array	/problems/squares-of-a-sorted-array	N	71.9%	Easy	9.51621%;
66	1047	Remove All Adjacent Duplicates In String	/problems/remove-all-adjacent-duplicates-in-string	N	70.4%	Easy	8.10937%;
67	1207	Unique Number of Occurrences	/problems/unique-number-of-occurrences	N	70.9%	Easy	10.3511%;
68	1307	Verbal Arithmetic Puzzle	/problems/verbal-arithmetic-puzzle	N	34.8%	Hard	100%;
69	1351	Count Negative Numbers in a Sorted Matrix	/problems/count-negative-numbers-in-a-sorted-matrix	N	75.2%	Easy	12.9167%;
70	2023	Number of Pairs of Strings With Concatenation Equal to Target	/problems/number-of-pairs-of-strings-with-concatenation-equal-to-target	N	72.9%	Medium	84.7128%;