1 |
Two Sum |
☆ |
35% |
|
2 |
Add Two Numbers |
☆ ☆ |
27% |
|
3 |
Longest Substring Without Repeating Characters |
☆ ☆ |
24% |
|
4 |
Median of Two Sorted Arrays |
☆ ☆ ☆ |
21% |
|
5 |
Longest Palindromic Substring |
☆ ☆ |
25% |
|
6 |
ZigZag Conversion |
☆ ☆ |
26% |
|
7 |
Reverse Integer |
☆ |
24% |
|
8 |
String to Integer (atoi) |
☆ ☆ |
13% |
|
9 |
Palindrome Number |
☆ |
35% |
|
10 |
Regular Expression Matching |
☆ ☆ ☆ |
24% |
❤ |
11 |
Container With Most Water |
☆ ☆ |
36% |
|
12 |
Integer to Roman |
☆ ☆ |
45% |
|
13 |
Roman to Integer |
☆ |
46% |
|
14 |
Longest Common Prefix |
☆ |
31% |
|
15 |
3Sum |
☆ ☆ |
21% |
|
16 |
3Sum Closest |
☆ ☆ |
31% |
|
17 |
Letter Combinations of a Phone Number |
☆ ☆ |
34% |
|
18 |
4Sum |
☆ ☆ |
26% |
|
19 |
Remove Nth Node From End of List |
☆ ☆ |
33% |
|
20 |
Valid Parentheses |
☆ |
33% |
|
21 |
Merge Two Sorted Lists |
☆ |
39% |
|
22 |
Generate Parentheses |
☆ ☆ |
45% |
❤ |
23 |
Merge k Sorted Lists |
☆ ☆ ☆ |
27% |
|
24 |
Swap Nodes in Pairs |
☆ ☆ |
38% |
❤ |
25 |
Reverse Nodes in k-Group |
☆ ☆ ☆ |
30% |
❤ |
26 |
Remove Duplicates from Sorted Array |
☆ |
35% |
❤ |
27 |
Remove Element |
☆ |
39% |
|
28 |
Implement strStr() |
☆ |
28% |
|
29 |
Divide Two Integers |
☆ ☆ |
15% |
|
30 |
Substring with Concatenation of All Words |
☆ ☆ ☆ |
22% |
❤ |
31 |
Next Permutation |
☆ ☆ |
28% |
❤ |
32 |
Longest Valid Parentheses |
☆ ☆ ☆ |
23% |
|
33 |
Search in Rotated Sorted Array |
☆ ☆ |
32% |
❤ |
34 |
Search for a Range |
☆ ☆ |
31% |
|
35 |
Search Insert Position |
☆ |
39% |
|
36 |
Valid Sudoku |
☆ ☆ |
35% |
❤ |
37 |
Sudoku Solver |
☆ ☆ ☆ |
30% |
❤ |
38 |
Count and Say |
☆ |
34% |
|
39 |
Combination Sum |
☆ ☆ |
39% |
|
40 |
Combination Sum II |
☆ ☆ |
34% |
|
41 |
First Missing Positive |
☆ ☆ ☆ |
25% |
|
42 |
Trapping Rain Water |
☆ ☆ ☆ |
36% |
|
43 |
Multiply Strings |
☆ ☆ |
27% |
|
44 |
Wildcard Matching |
☆ ☆ ☆ |
20% |
❤ |
45 |
Jump Game II |
☆ ☆ ☆ |
26% |
|
46 |
Permutations |
☆ ☆ |
44% |
|
47 |
Permutations II |
☆ ☆ |
33% |
|
48 |
Rotate Image |
☆ ☆ |
38% |
|
49 |
Group Anagrams |
☆ ☆ |
35% |
❤ |
50 |
Pow(x, n) |
☆ ☆ |
26% |
|
51 |
N-Queens |
☆ ☆ ☆ |
31% |
|
52 |
N-Queens II |
☆ ☆ ☆ |
45% |
|
53 |
Maximum Subarray |
☆ |
39% |
❤ |
54 |
Spiral Matrix |
☆ ☆ |
26% |
❤ |
55 |
Jump Game |
☆ ☆ |
29% |
|
56 |
Merge Intervals |
☆ ☆ |
30% |
❤ |
57 |
Insert Interval |
☆ ☆ ☆ |
27% |
|
58 |
Length of Last Word |
☆ |
31% |
|
59 |
Spiral Matrix II |
☆ ☆ |
39% |
❤ |
60 |
Permutation Sequence |
☆ ☆ |
28% |
|
61 |
Rotate List |
☆ ☆ |
24% |
❤ |
62 |
Unique Paths |
☆ ☆ |
41% |
❤ |
63 |
Unique Paths II |
☆ ☆ |
31% |
|
64 |
Minimum Path Sum |
☆ ☆ |
38% |
|
65 |
Valid Number |
☆ ☆ ☆ |
12% |
|
66 |
Plus One |
☆ |
38% |
|
67 |
Add Binary |
☆ |
32% |
|
68 |
Text Justification |
☆ ☆ ☆ |
19% |
|
69 |
Sqrt(x) |
☆ |
27% |
|
70 |
Climbing Stairs |
☆ |
40% |
|
71 |
Simplify Path |
☆ ☆ |
25% |
|
72 |
Edit Distance |
☆ ☆ ☆ |
31% |
❤ |
73 |
Set Matrix Zeroes |
☆ ☆ |
35% |
❤ |
74 |
Search a 2D Matrix |
☆ ☆ |
34% |
|
75 |
Sort Colors |
☆ ☆ |
38% |
❤ |
76 |
Minimum Window Substring |
☆ ☆ ☆ |
25% |
❤ |
77 |
Combinations |
☆ ☆ |
39% |
|
78 |
Subsets |
☆ ☆ |
41% |
❤ |
79 |
Word Search |
☆ ☆ |
26% |
|
80 |
Remove Duplicates from Sorted Array II |
☆ ☆ |
36% |
❤ |
81 |
Search in Rotated Sorted Array II |
☆ ☆ |
32% |
|
82 |
Remove Duplicates from Sorted List II |
☆ ☆ |
29% |
❤ |
83 |
Remove Duplicates from Sorted List |
☆ |
39% |
|
84 |
Largest Rectangle in Histogram |
☆ ☆ ☆ |
26% |
❤ |
85 |
Maximal Rectangle |
☆ ☆ ☆ |
28% |
❤ |
86 |
Partition List |
☆ ☆ |
32% |
|
87 |
Scramble String |
☆ ☆ ☆ |
29% |
❤ |
88 |
Merge Sorted Array |
☆ |
32% |
|
89 |
Gray Code |
☆ ☆ |
41% |
|
90 |
Subsets II |
☆ ☆ |
36% |
❤ |
91 |
Decode Ways |
☆ ☆ |
19% |
❤ |
92 |
Reverse Linked List II |
☆ ☆ |
30% |
|
93 |
Restore IP Addresses |
☆ ☆ |
27% |
❤ |
94 |
Binary Tree Inorder Traversal |
☆ ☆ |
46% |
|
95 |
Unique Binary Search Trees II |
☆ ☆ |
31% |
❤ |
96 |
Unique Binary Search Trees |
☆ ☆ |
41% |
|
97 |
Interleaving String |
☆ ☆ ☆ |
24% |
❤ |
98 |
Validate Binary Search Tree |
☆ ☆ |
23% |
❤ |
99 |
Recover Binary Search Tree |
☆ ☆ ☆ |
29% |
❤ |
100 |
Same Tree |
☆ |
46% |
|
101 |
Symmetric Tree |
☆ |
38% |
❤ |
102 |
Binary Tree Level Order Traversal |
☆ ☆ |
40% |
|
103 |
Binary Tree Zigzag Level Order Traversal |
☆ ☆ |
34% |
|
104 |
Maximum Depth of Binary Tree |
☆ |
52% |
|
105 |
Construct Binary Tree from Preorder and Inorder Traversal |
☆ ☆ |
32% |
❤ |
106 |
Construct Binary Tree from Inorder and Postorder Traversal |
☆ ☆ |
32% |
❤ |
107 |
Binary Tree Level Order Traversal II |
☆ |
40% |
|
108 |
Convert Sorted Array to Binary Search Tree |
☆ |
42% |
|
109 |
Convert Sorted List to Binary Search Tree |
☆ ☆ |
34% |
|
110 |
Balanced Binary Tree |
☆ |
37% |
|
111 |
Minimum Depth of Binary Tree |
☆ |
33% |
|
112 |
Path Sum |
☆ |
34% |
|
113 |
Path Sum II |
☆ ☆ |
33% |
|
114 |
Flatten Binary Tree to Linked List |
☆ ☆ |
35% |
❤ |
115 |
Distinct Subsequences |
☆ ☆ ☆ |
31% |
❤ |
118 |
Pascal's Triangle |
☆ |
38% |
|
119 |
Pascal's Triangle II |
☆ |
37% |
|
120 |
Triangle |
☆ ☆ |
33% |
❤ |
121 |
Best Time to Buy and Sell Stock |
☆ |
41% |
|
122 |
Best Time to Buy and Sell Stock II |
☆ |
47% |
|
123 |
Best Time to Buy and Sell Stock III |
☆ ☆ ☆ |
29% |
|
124 |
Binary Tree Maximum Path Sum |
☆ ☆ ☆ |
26% |
❤ |
125 |
Valid Palindrome |
☆ |
26% |
|
126 |
Word Ladder II |
☆ ☆ ☆ |
14% |
❤ |
127 |
Word Ladder |
☆ ☆ |
19% |
|
152 |
Maximum Product Subarray |
☆ ☆ |
25% |
❤ |
153 |
Find Minimum in Rotated Sorted Array |
☆ ☆ |
40% |
|
154 |
Find Minimum in Rotated Sorted Array II |
☆ ☆ ☆ |
37% |
|
162 |
Find Peak Element |
☆ ☆ |
37% |
|
167 |
Two Sum II - Input array is sorted |
☆ |
47% |
|
169 |
Majority Element |
☆ |
46% |
❤ |
188 |
Best Time to Buy and Sell Stock IV |
☆ ☆ ☆ |
24% |
❤ |
189 |
Rotate Array |
☆ |
24% |
|
206 |
Reverse Linked List |
☆ |
45% |
|
209 |
Minimum Size Subarray Sum |
☆ ☆ |
30% |
|
216 |
Combination Sum III |
☆ ☆ |
45% |
|
217 |
Contains Duplicate |
☆ |
45% |
|
219 |
Contains Duplicate II |
☆ |
32% |
|
228 |
Summary Ranges |
☆ ☆ |
30% |
|
229 |
Majority Element II |
☆ ☆ |
28% |
❤ |
238 |
Product of Array Except Self |
☆ ☆ |
49% |
|
268 |
Missing Number |
☆ |
44% |
|
283 |
Move Zeroes |
☆ |
50% |
|
287 |
Find the Duplicate Number |
☆ ☆ |
43% |
❤ |
289 |
Game of Life |
☆ ☆ |
37% |
❤ |
380 |
Insert Delete GetRandom O(1) |
☆ ☆ |
39% |
❤ |
381 |
Insert Delete GetRandom O(1) - Duplicates allowed |
☆ ☆ ☆ |
28% |
❤ |
414 |
Third Maximum Number |
☆ |
27% |
|
437 |
Path Sum III |
☆ |
39% |
❤ |
442 |
Find All Duplicates in an Array |
☆ ☆ |
55% |
|
448 |
Find All Numbers Disappeared in an Array |
☆ |
51% |
|
485 |
Max Consecutive Ones |
☆ |
53% |
|
495 |
Teemo Attacking |
☆ ☆ |
51% |
|
526 |
Beautiful Arrangement |
☆ ☆ |
54% |
❤ |
532 |
K-diff Pairs in an Array |
☆ |
28% |
|
560 |
Subarray Sum Equals K |
☆ ☆ |
40% |
❤ |
561 |
Array Partition I |
☆ |
67% |
|
565 |
Array Nesting |
☆ ☆ |
49% |
|
566 |
Reshape the Matrix |
☆ |
58% |
|
581 |
Shortest Unsorted Continuous Subarray |
☆ |
29% |
❤ |
605 |
Can Place Flowers |
☆ |
30% |
❤ |
611 |
Valid Triangle Number |
☆ ☆ |
41% |
❤ |
621 |
Task Scheduler |
☆ ☆ |
42% |
❤ |
628 |
Maximum Product of Three Numbers |
☆ |
45% |
❤ |
639 |
Decode Ways II |
☆ ☆ ☆ |
23% |
|
643 |
Maximum Average Subarray I |
☆ |
37% |
|
661 |
Image Smoother |
☆ |
46% |
|
667 |
Beautiful Arrangement II |
☆ ☆ |
51% |
|