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练几道,继续过Hard题目
http://www.cnblogs.com/charlesblc/p/6384132.html
继续过Hard模式的题目吧。
#
Title
Editorial
Acceptance
Difficulty
Frequency
。
65
Valid Number
12.6%
Hard
。
126
Word Ladder II
13.6%
Hard
。
149
Max Points on a Line
15.6%
Hard
。
146
LRU Cache
16.0%
Hard
。
68
Text Justification
18.1%
Hard
。
460
LFU Cache
19.0%
Hard
。
44
Wildcard Matching
19.0%
Hard
。
308
Range Sum Query 2D - Mutable
19.8%
Hard
。
4
Median of Two Sorted Arrays
20.8%
Hard
。
420
Strong Password Checker
21.0%
Hard
。
273
Integer to English Words
21.1%
Hard
。
30
Substring with Concatenation of All Words
21.7%
Hard
。
440
K-th Smallest in Lexicographical Order
22.1%
Hard
。
140
Word Break II
22.2%
Hard
。
212
Word Search II
22.2%
Hard
。
269
Alien Dictionary
22.3%
Hard
。
174
Dungeon Game
22.9%
Hard
。
214
Shortest Palindrome
23.0%
Hard
。
446
Arithmetic Slices II - Subsequence
23.0%
Hard
。
32
Longest Valid Parentheses
23.1%
Hard
。
295
Find Median from Data Stream
23.3%
Hard
。
132
Palindrome Partitioning II
23.4%
Hard
。
10
Regular Expression Matching
23.6%
Hard
。
76
Minimum Window Substring
23.8%
Hard
。
188
Best Time to Buy and Sell Stock IV
23.8%
Hard
。
321
Create Maximum Number
23.9%
Hard
。
135
Candy
23.9%
Hard
。
335
Self Crossing
23.9%
Hard
。
97
Interleaving String
23.9%
Hard
。
391
Perfect Rectangle
24.2%
Hard
。
158
Read N Characters Given Read4 II - Call multiple times
24.4%
Hard
。
466
Count The Repetitions
24.6%
Hard
336
Palindrome Pairs
24.7%
Hard
41
First Missing Positive
24.9%
Hard
124
Binary Tree Maximum Path Sum
25.0%
Hard
224
Basic Calculator
25.5%
Hard
218
The Skyline Problem
25.5%
Hard
84
Largest Rectangle in Histogram
25.6%
Hard
23
Merge k Sorted Lists
25.9%
Hard
45
Jump Game II
26.0%
Hard
85
Maximal Rectangle
26.1%
Hard
57
Insert Interval
26.3%
Hard
138
Copy List with Random Pointer
26.6%
Hard
233
Number of Digit One
27.3%
Hard
381
Insert Delete GetRandom O(1) - Duplicates allowed
28.0%
Hard
37
Sudoku Solver
28.1%
Hard
432
All O`one Data Structure
28.2%
Hard
87
Scramble String
28.3%
Hard
123
Best Time to Buy and Sell Stock III
28.3%
Hard
56
Merge Intervals
28.4%
Hard
282
Expression Add Operators
28.5%
Hard
316
Remove Duplicate Letters
28.6%
Hard
164
Maximum Gap
28.6%
Hard
99
Recover Binary Search Tree
28.7%
Hard
327
Count of Range Sum
28.9%
Hard
51
N-Queens
29.0%
Hard
25
Reverse Nodes in k-Group
29.7%
Hard
472
Concatenated Words
30.1%
Hard
465
Optimal Account Balancing
30.1%
Hard
248
Strobogrammatic Number III
30.5%
Hard
72
Edit Distance
30.6%
Hard
115
Distinct Subsequences
30.6%
Hard
403
Frog Jump
30.9%
Hard
411
Minimum Unique Word Abbreviation
31.1%
Hard
239
Sliding Window Maximum
31.4%
Hard
330
Patching Array
31.5%
Hard
297
Serialize and Deserialize Binary Tree
31.6%
Hard
354
Russian Doll Envelopes
31.8%
Hard
358
Rearrange String k Distance Apart
31.8%
Hard
33
Search in Rotated Sorted Array
31.9%
Hard
363
Max Sum of Rectangle No Larger Than K
32.1%
Hard
410
Split Array Largest Sum
32.2%
Hard
480
Sliding Window Median
33.1%
Hard
317
Shortest Distance from All Buildings
33.3%
Hard
117
Populating Next Right Pointers in Each Node II
33.5%
Hard
315
Count of Smaller Numbers After Self
33.5%
Hard
301
Remove Invalid Parentheses
34.5%
Hard
42
Trapping Rain Water
35.3%
Hard
128
Longest Consecutive Sequence
35.3%
Hard
329
Longest Increasing Path in a Matrix
35.4%
Hard
407
Trapping Rain Water II
35.6%
Hard
154
Find Minimum in Rotated Sorted Array II
36.2%
Hard
265
Paint House II
37.1%
Hard
272
Closest Binary Search Tree Value II
37.6%
Hard
291
Word Pattern II
37.7%
Hard
305
Number of Islands II
38.1%
Hard
380
Insert Delete GetRandom O(1)
38.4%
Hard
145
Binary Tree Postorder Traversal
38.4%
Hard
340
Longest Substring with At Most K Distinct Characters
38.6%
Hard
352
Data Stream as Disjoint Intervals
38.9%
Hard
159
Longest Substring with At Most Two Distinct Characters
39.7%
Hard
312
Burst Balloons
41.6%
Hard
287
Find the Duplicate Number
41.8%
Hard
425
Word Squares
41.9%
Hard
52
N-Queens II
42.8%
Hard
302
Smallest Rectangle Enclosing Black Pixels
44.0%
Hard
471
Encode String with Shortest Length
44.2%
Hard
296
Best Meeting Point
50.4%
Hard
466
Count The Repetitions
24.6%
题目挺好的,但是描述太复杂。思路还是蛮清晰的。
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原文地址:https://www.cnblogs.com/charlesblc/p/6413581.html
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