1 |
Two Sum |
Java |
1 ms |
2 |
Add Two Numbers |
C++ |
36 ms |
3 |
Longest Substring Without Repeating Characters |
C++ |
60 ms |
4 |
Median of Two Sorted Arrays |
Java |
2 ms |
5 |
Longest Palindromic Substring |
Java |
387 ms |
6 |
ZigZag Conversion |
Python3 |
64 ms |
7 |
Reverse Integer |
C++ |
0 ms |
9 |
Palindrome Number |
Java |
21 ms |
11 |
Container With Most Water |
Java |
3 ms |
13 |
Roman to Integer |
C++ |
4 ms |
14 |
Longest Common Prefix |
Java |
1 ms |
15 |
3Sum |
Java |
28 ms |
17 |
Letter Combinations of a Phone Number |
C++ |
0 ms |
19 |
Remove Nth Node From End of List |
Java |
0 ms |
20 |
Valid Parentheses |
C++ |
0 ms |
21 |
Merge Two Sorted Lists |
Java |
0 ms |
22 |
Generate Parentheses |
Java |
1 ms |
23 |
Merge k Sorted Lists |
Java |
4 ms |
24 |
Swap Nodes in Pairs |
C++ |
0 ms |
25 |
Reverse Nodes in k-Group |
Java |
1 ms |
26 |
Remove Duplicates from Sorted Array |
Java |
2 ms |
28 |
Find the Index of the First Occurrence in a String |
Java |
0 ms |
31 |
Next Permutation |
C++ |
4 ms |
33 |
Search in Rotated Sorted Array |
C++ |
4 ms |
34 |
Find First and Last Position of Element in Sorted Array |
C++ |
8 ms |
36 |
Valid Sudoku |
Java |
30 ms |
38 |
Count and Say |
C# |
88 ms |
40 |
Combination Sum II |
Java |
2 ms |
45 |
Jump Game II |
Java |
0 ms |
46 |
Permutations |
Java |
1 ms |
49 |
Group Anagrams |
Java |
17 ms |
50 |
Pow(x, n) |
C++ |
4 ms |
51 |
N-Queens |
Java |
3 ms |
52 |
N-Queens II |
Java |
0 ms |
53 |
Maximum Subarray |
Java |
1 ms |
54 |
Spiral Matrix |
C++ |
0 ms |
55 |
Jump Game |
Java |
1 ms |
62 |
Unique Paths |
Java |
23 ms |
64 |
Minimum Path Sum |
C++ |
20 ms |
65 |
Valid Number |
Java |
2 ms |
66 |
Plus One |
C++ |
0 ms |
69 |
Sqrt(x) |
Python3 |
48 ms |
70 |
Climbing Stairs |
C++ |
0 ms |
72 |
Edit Distance |
Java |
5 ms |
73 |
Set Matrix Zeroes |
Java |
0 ms |
74 |
Search a 2D Matrix |
Java |
0 ms |
75 |
Sort Colors |
Java |
0 ms |
76 |
Minimum Window Substring |
Java |
12 ms |
77 |
Combinations |
C++ |
1376 ms |
78 |
Subsets |
C++ |
4 ms |
79 |
Word Search |
Java |
200 ms |
80 |
Remove Duplicates from Sorted Array II |
C++ |
8 ms |
81 |
Search in Rotated Sorted Array II |
Java |
0 ms |
82 |
Remove Duplicates from Sorted List II |
Java |
0 ms |
83 |
Remove Duplicates from Sorted List |
Java |
0 ms |
84 |
Largest Rectangle in Histogram |
Java |
59 ms |
88 |
Merge Sorted Array |
C++ |
4 ms |
90 |
Subsets II |
Java |
3 ms |
91 |
Decode Ways |
Java |
43 ms |
94 |
Binary Tree Inorder Traversal |
Java |
0 ms |
98 |
Validate Binary Search Tree |
Java |
0 ms |
100 |
Same Tree |
Java |
0 ms |
101 |
Symmetric Tree |
C++ |
4 ms |
102 |
Binary Tree Level Order Traversal |
JavaScript |
84 ms |
103 |
Binary Tree Zigzag Level Order Traversal |
JavaScript |
84 ms |
104 |
Maximum Depth of Binary Tree |
C++ |
4 ms |
105 |
Construct Binary Tree from Preorder and Inorder Traversal |
Java |
2 ms |
106 |
Construct Binary Tree from Inorder and Postorder Traversal |
Java |
4 ms |
107 |
Binary Tree Level Order Traversal II |
JavaScript |
88 ms |
108 |
Convert Sorted Array to Binary Search Tree |
C++ |
20 ms |
109 |
Convert Sorted List to Binary Search Tree |
Java |
0 ms |
110 |
Balanced Binary Tree |
JavaScript |
88 ms |
114 |
Flatten Binary Tree to Linked List |
Python3 |
0 ms |
118 |
Pascal's Triangle |
C++ |
0 ms |
121 |
Best Time to Buy and Sell Stock |
C++ |
12 ms |
122 |
Best Time to Buy and Sell Stock II |
Java |
1 ms |
123 |
Best Time to Buy and Sell Stock III |
Java |
126 ms |
124 |
Binary Tree Maximum Path Sum |
Java |
1 ms |
125 |
Valid Palindrome |
Python3 |
1228 ms |
127 |
Word Ladder |
Java |
75 ms |
130 |
Surrounded Regions |
Java |
5 ms |
131 |
Palindrome Partitioning |
Java |
8 ms |
133 |
Clone Graph |
Java |
25 ms |
134 |
Gas Station |
Java |
4 ms |
136 |
Single Number |
C++ |
32 ms |
137 |
Single Number II |
C++ |
16 ms |
138 |
Copy List with Random Pointer |
Java |
0 ms |
140 |
Word Break II |
Java |
9 ms |
141 |
Linked List Cycle |
C++ |
32 ms |
142 |
Linked List Cycle II |
Java |
0 ms |
143 |
Reorder List |
Java |
1 ms |
144 |
Binary Tree Preorder Traversal |
Java |
0 ms |
145 |
Binary Tree Postorder Traversal |
Java |
0 ms |
146 |
LRU Cache |
Java |
14 ms |
148 |
Sort List |
Java |
6 ms |
150 |
Evaluate Reverse Polish Notation |
Java |
7 ms |
152 |
Maximum Product Subarray |
Java |
1 ms |
153 |
Find Minimum in Rotated Sorted Array |
Java |
0 ms |
155 |
Min Stack |
C++ |
36 ms |
160 |
Intersection of Two Linked Lists |
Java |
1 ms |
162 |
Find Peak Element |
Java |
0 ms |
164 |
Maximum Gap |
Java |
2 ms |
169 |
Majority Element |
C++ |
56 ms |
171 |
Excel Sheet Column Number |
C++ |
4 ms |
172 |
Factorial Trailing Zeroes |
Python3 |
32 ms |
173 |
Binary Search Tree Iterator |
C++ |
36 ms |
179 |
Largest Number |
C++ |
44 ms |
188 |
Best Time to Buy and Sell Stock IV |
Java |
10 ms |
189 |
Rotate Array |
C++ |
12 ms |
190 |
Reverse Bits |
C++ |
0 ms |
191 |
Number of 1 Bits |
C++ |
4 ms |
198 |
House Robber |
Java |
4 ms |
200 |
Number of Islands |
Java |
3 ms |
202 |
Happy Number |
C++ |
4 ms |
204 |
Count Primes |
Java |
33 ms |
205 |
Isomorphic Strings |
Java |
6 ms |
206 |
Reverse Linked List |
Java |
0 ms |
207 |
Course Schedule |
Java |
5 ms |
208 |
Implement Trie (Prefix Tree) |
Java |
38 ms |
209 |
Minimum Size Subarray Sum |
Java |
1 ms |
210 |
Course Schedule II |
Java |
8 ms |
211 |
Design Add and Search Words Data Structure |
Java |
786 ms |
213 |
House Robber II |
Java |
6 ms |
215 |
Kth Largest Element in an Array |
Java |
35 ms |
217 |
Contains Duplicate |
C++ |
108 ms |
219 |
Contains Duplicate II |
Java |
18 ms |
224 |
Basic Calculator |
Python3 |
101 ms |
226 |
Invert Binary Tree |
Java |
0 ms |
227 |
Basic Calculator II |
C++ |
20 ms |
229 |
Majority Element II |
Java |
1 ms |
230 |
Kth Smallest Element in a BST |
Java |
0 ms |
232 |
Implement Queue using Stacks |
Java |
0 ms |
234 |
Palindrome Linked List |
Java |
15 ms |
235 |
Lowest Common Ancestor of a Binary Search Tree |
Java |
4 ms |
237 |
Delete Node in a Linked List |
C++ |
16 ms |
238 |
Product of Array Except Self |
Java |
11 ms |
239 |
Sliding Window Maximum |
Java |
N/A |
240 |
Search a 2D Matrix II |
Java |
4 ms |
242 |
Valid Anagram |
C++ |
64 ms |
268 |
Missing Number |
Java |
0 ms |
279 |
Perfect Squares |
Java |
55 ms |
283 |
Move Zeroes |
C++ |
8 ms |
290 |
Word Pattern |
Python3 |
36 ms |
295 |
Find Median from Data Stream |
Java |
107 ms |
300 |
Longest Increasing Subsequence |
Java |
65 ms |
3043 |
Find the Length of Longest Common Prefix |
Java |
117 ms |
303 |
Range Sum Query - Immutable |
Java |
9 ms |
304 |
Range Sum Query 2D - Immutable |
Java |
19 ms |
309 |
Best Time to Buy and Sell Stock with Cooldown |
Java |
0 ms |
310 |
Minimum Height Trees |
Java |
62 ms |
315 |
Count of Smaller Numbers After Self |
Java |
20 ms |
318 |
Maximum Product of Word Lengths |
Java |
251 ms |
322 |
Coin Change |
Java |
10 ms |
324 |
Wiggle Sort II |
Java |
2 ms |
326 |
Power of Three |
C++ |
92 ms |
328 |
Odd Even Linked List |
Java |
1 ms |
332 |
Reconstruct Itinerary |
Java |
N/A |
336 |
Palindrome Pairs |
Java |
64 ms |
344 |
Reverse String |
C++ |
32 ms |
345 |
Reverse Vowels of a String |
Java |
18 ms |
347 |
Top K Frequent Elements |
Java |
20 ms |
350 |
Intersection of Two Arrays II |
C++ |
8 ms |
352 |
Data Stream as Disjoint Intervals |
Java |
273 ms |
354 |
Russian Doll Envelopes |
Java |
203 ms |
380 |
Insert Delete GetRandom O(1) |
Java |
130 ms |
382 |
Linked List Random Node |
Java |
18 ms |
384 |
Shuffle an Array |
Java |
75 ms |
387 |
First Unique Character in a String |
C++ |
148 ms |
392 |
Is Subsequence |
Java |
0 ms |
395 |
Longest Substring with At Least K Repeating Characters |
C++ |
0 ms |
402 |
Remove K Digits |
Java |
18 ms |
412 |
Fizz Buzz |
C++ |
4 ms |
415 |
Add Strings |
Java |
4 ms |
416 |
Partition Equal Subset Sum |
C++ |
780 ms |
419 |
Battleships in a Board |
C++ |
12 ms |
429 |
N-ary Tree Level Order Traversal |
Java |
4 ms |
433 |
Minimum Genetic Mutation |
Java |
7 ms |
435 |
Non-overlapping Intervals |
Java |
86 ms |
438 |
Find All Anagrams in a String |
Java |
60 ms |
450 |
Delete Node in a BST |
Java |
0 ms |
451 |
Sort Characters By Frequency |
Java |
61 ms |
452 |
Minimum Number of Arrows to Burst Balloons |
Java |
124 ms |
460 |
LFU Cache |
Java |
65 ms |
472 |
Concatenated Words |
Java |
75 ms |
473 |
Matchsticks to Square |
Java |
970 ms |
485 |
Max Consecutive Ones |
Java |
2 ms |
491 |
Non-decreasing Subsequences |
Java |
13 ms |
496 |
Next Greater Element I |
Java |
3 ms |
518 |
Coin Change 2 |
Java |
3 ms |
520 |
Detect Capital |
Java |
1 ms |
523 |
Continuous Subarray Sum |
Java |
68 ms |
525 |
Contiguous Array |
Java |
19 ms |
540 |
Single Element in a Sorted Array |
Java |
0 ms |
542 |
01 Matrix |
Java |
13 ms |
543 |
Diameter of Binary Tree |
Java |
0 ms |
547 |
Number of Provinces |
Java |
3 ms |
556 |
Next Greater Element III |
Java |
9 ms |
560 |
Subarray Sum Equals K |
Java |
19 ms |
561 |
Array Partition I |
Java |
17 ms |
563 |
Binary Tree Tilt |
Java |
1 ms |
572 |
Subtree of Another Tree |
Java |
3 ms |
576 |
Out of Boundary Paths |
Java |
5 ms |
583 |
Delete Operation for Two Strings |
Java |
320 ms |
605 |
Can Place Flowers |
Java |
2 ms |
609 |
Find Duplicate File in System |
Java |
13 ms |
611 |
Valid Triangle Number |
Java |
32 ms |
621 |
Task Scheduler |
C++ |
344 ms |
622 |
Design Circular Queue |
Java |
10 ms |
623 |
Add One Row to Tree |
Java |
1 ms |
628 |
Maximum Product of Three Numbers |
Java |
4 ms |
630 |
Course Schedule III |
Java |
N/A |
637 |
Average of Levels in Binary Tree |
Java |
4 ms |
643 |
Maximum Average Subarray I |
Java |
5 ms |
645 |
Set Mismatch |
Java |
33 ms |
647 |
Palindromic Substrings |
Java |
13 ms |
665 |
Non-decreasing Array |
Java |
0 ms |
669 |
Trim a Binary Search Tree |
C++ |
12 ms |
670 |
Maximum Swap |
Java |
8 ms |
684 |
Redundant Connection |
Java |
0 ms |
692 |
Top K Frequent Words |
Java |
18 ms |
695 |
Max Area of Island |
Java |
10 ms |
700 |
Search in a Binary Search Tree |
JavaScript |
100 ms |
704 |
Binary Search |
Java |
0 ms |
709 |
To Lower Case |
Java |
0 ms |
718 |
Maximum Length of Repeated Subarray |
Java |
51 ms |
721 |
Accounts Merge |
Java |
29 ms |
724 |
Find Pivot Index |
Java |
1 ms |
729 |
My Calendar I |
Java |
20 ms |
739 |
Daily Temperatures |
Java |
241 ms |
745 |
Prefix and Suffix Search |
Java |
188 ms |
746 |
Min Cost Climbing Stairs |
Java |
3 ms |
752 |
Open the Lock |
Java |
28 ms |
754 |
Reach a Number |
C++ |
0 ms |
766 |
Toeplitz Matrix |
Java |
1 ms |
783 |
Minimum Distance Between BST Nodes |
Java |
0 ms |
787 |
Cheapest Flights Within K Stops |
Java |
6 ms |
792 |
Number of Matching Subsequences |
Java |
1867 ms |
795 |
Number of Subarrays with Bounded Maximum |
Java |
5 ms |
797 |
All Paths From Source to Target |
Java |
3 ms |
815 |
Bus Routes |
Java |
84 ms |
816 |
Ambiguous Coordinates |
Java |
11 ms |
835 |
Image Overlap |
Java |
99 ms |
838 |
Push Dominoes |
Java |
28 ms |
839 |
Similar String Groups |
Java |
167 ms |
841 |
Keys and Rooms |
Java |
3 ms |
849 |
Maximize Distance to Closest Person |
Java |
2 ms |
863 |
All Nodes Distance K in Binary Tree |
Java |
12 ms |
865 |
Smallest Subtree with all the Deepest Nodes |
Java |
0 ms |
871 |
Minimum Number of Refueling Stops |
Java |
N/A |
872 |
Leaf-Similar Trees |
Java |
9 ms |
875 |
Koko Eating Bananas |
Java |
29 ms |
876 |
Middle of the Linked List |
Java |
0 ms |
880 |
Decoded String at Index |
Java |
7 ms |
886 |
Possible Bipartition |
Java |
91 ms |
889 |
Construct Binary Tree from Preorder and Postorder Traversal |
Java |
0 ms |
890 |
Find and Replace Pattern |
Java |
3 ms |
894 |
All Possible Full Binary Trees |
Java |
2 ms |
897 |
Increasing Order Search Tree |
C++ |
4 ms |
904 |
Fruit Into Baskets |
C++ |
256 ms |
905 |
Sort Array By Parity |
Java |
1 ms |
906 |
Super Palindromes |
Java |
809 ms |
907 |
Sum of Subarray Minimums |
Java |
78 ms |
911 |
Online Election |
C++ |
344 ms |
912 |
Sort an Array |
Java |
21 ms |
915 |
Partition Array into Disjoint Intervals |
Java |
1 ms |
918 |
Maximum Sum Circular Subarray |
Java |
4 ms |
921 |
Minimum Add to Make Parentheses Valid |
Java |
0 ms |
925 |
Long Pressed Name |
Java |
1 ms |
929 |
Unique Email Addresses |
Java |
13 ms |
931 |
Minimum Falling Path Sum |
Java |
12 ms |
934 |
Shortest Bridge |
Java |
6 ms |
938 |
Range Sum of BST |
Java |
0 ms |
941 |
Valid Mountain Array |
C++ |
104 ms |
943 |
Find the Shortest Superstring |
Java |
26 ms |
946 |
Validate Stack Sequences |
Java |
1 ms |
952 |
Largest Component Size by Common Factor |
Java |
405 ms |
967 |
Numbers With Same Consecutive Differences |
Java |
9 ms |
968 |
Binary Tree Cameras |
Java |
2 ms |
974 |
Subarray Sums Divisible by K |
Java |
4 ms |
976 |
Largest Perimeter Triangle |
Java |
15 ms |
977 |
Squares of a Sorted Array |
C++ |
52 ms |
981 |
Time Based Key-Value Store |
Java |
414 ms |
987 |
Vertical Order Traversal of a Binary Tree |
Java |
8 ms |
990 |
Satisfiability of Equality Equations |
Java |
14 ms |
994 |
Rotting Oranges |
Java |
19 ms |
1008 |
Construct Binary Search Tree from Preorder Traversal |
Java |
0 ms |
1015 |
Smallest Integer Divisible by K |
C++ |
0 ms |
1020 |
Number of Enclaves |
Java |
12 ms |
1026 |
Maximum Difference Between Node and Ancestor |
Java |
1 ms |
1048 |
Longest String Chain |
Java |
116 ms |
1051 |
Height Checker |
Java |
1 ms |
1061 |
Lexicographically Smallest Equivalent String |
Java |
25 ms |
1094 |
Car Pooling |
Java |
16 ms |
1110 |
Delete Nodes And Return Forest |
Java |
1 ms |
1122 |
Relative Sort Array |
Java |
3 ms |
1123 |
Lowest Common Ancestor of Deepest Leaves |
C++ |
24 ms |
1137 |
N-th Tribonacci Number |
Java |
0 ms |
1143 |
Longest Common Subsequence |
Java |
14 ms |
1155 |
Number of Dice Rolls With Target Sum |
Java |
86 ms |
1162 |
As Far from Land as Possible |
Java |
11 ms |
1192 |
Critical Connections in a Network |
Java |
134 ms |
1235 |
Maximum Profit in Job Scheduling |
Java |
98 ms |
1239 |
Maximum Length of a Concatenated String with Unique Characters |
Java |
55 ms |
1268 |
Search Suggestions System |
Java |
8 ms |
1293 |
Shortest Path in a Grid with Obstacles Elimination |
Java |
37 ms |
1302 |
Deepest Leaves Sum |
Java |
2 ms |
1306 |
Jump Game III |
Java |
8 ms |
1329 |
Sort the Matrix Diagonally |
C++ |
8 ms |
1339 |
Maximum Product of Splitted Binary Tree |
Java |
10 ms |
1354 |
Construct Target Array With Multiple Sums |
Java |
N/A |
1383 |
Maximum Performance of a Team |
Java |
49 ms |
1423 |
Maximum Points You Can Obtain from Cards |
Java |
1 ms |
1443 |
Minimum Time to Collect All Apples in a Tree |
Java |
43 ms |
1448 |
Count Good Nodes in Binary Tree |
Java |
4 ms |
1457 |
Pseudo-Palindromic Paths in a Binary Tree |
C++ |
204 ms |
1465 |
Maximum Area of a Piece of Cake After Horizontal and Vertical Cuts |
Java |
22 ms |
1472 |
Design Browser History |
Java |
58 ms |
1480 |
Running Sum of 1d Array |
Java |
0 ms |
1498 |
Number of Subsequences That Satisfy the Given Sum Condition |
Java |
41 ms |
1584 |
Min Cost to Connect All Points |
Java |
440 ms |
1626 |
Best Team With No Conflicts |
Java |
252 ms |
1639 |
Number of Ways to Form a Target String Given a Dictionary |
Java |
107 ms |
1641 |
Count Sorted Vowel Strings |
C++ |
720 ms |
1646 |
Get Maximum in Generated Array |
C++ |
0 ms |
1657 |
Determine if Two Strings Are Close |
Java |
81 ms |
1658 |
Minimum Operations to Reduce X to Zero |
C++ |
148 ms |
1662 |
Check If Two String Arrays are Equivalent |
Java |
1 ms |
1679 |
Max Number of K-Sum Pairs |
C++ |
156 ms |
1680 |
Concatenation of Consecutive Binary Numbers |
Python3 |
3696 ms |
1689 |
Partitioning Into Minimum Number Of Deci-Binary Numbers |
Java |
5 ms |
1695 |
Maximum Erasure Value |
Java |
53 ms |
1696 |
Jump Game VI |
Java |
85 ms |
1704 |
Determine if String Halves Are Alike |
Java |
7 ms |
1706 |
Where Will the Ball Fall |
Java |
1 ms |
1710 |
Maximum Units on a Truck |
Java |
122 ms |
1832 |
Check if the Sentence Is Pangram |
Java |
10 ms |
1833 |
Maximum Ice Cream Bars |
Java |
57 ms |
1834 |
Single-Threaded CPU |
Java |
115 ms |
1901 |
Find a Peak Element II |
Java |
1 ms |
1910 |
Remove All Occurrences of a Substring |
Python |
24 ms |
1921 |
Eliminate Maximum Number of Monsters |
Java |
26 ms |
1926 |
Nearest Exit from Entrance in Maze |
Java |
8 ms |
1962 |
Remove Stones to Minimize the Total |
Java |
500 ms |
1971 |
Find if Path Exists in Graph |
Java |
27 ms |
1996 |
The Number of Weak Characters in the Game |
Java |
216 ms |
2007 |
Find Original Array From Doubled Array |
Java |
231 ms |
2095 |
Delete the Middle Node of a Linked List |
Java |
6 ms |
2136 |
Earliest Possible Day of Full Bloom |
Java |
187 ms |
2225 |
Find Players With Zero or One Losses |
Java |
645 ms |
2244 |
Minimum Rounds to Complete All Tasks |
Java |
122 ms |
2299 |
Strong Password Checker II |
Java |
3 ms |
2300 |
Successful Pairs of Spells and Potions |
Java |
87 ms |
2301 |
Match Substring After Replacement |
Java |
229 ms |
2341 |
Maximum Number of Pairs in Array |
Java |
2 ms |
2389 |
Longest Subsequence With Limited Sum |
Java |
11 ms |
2466 |
Count Ways To Build Good Strings |
Java |
50 ms |
NaN |
Number of Ways to Stay in the Same Place After Some Steps |
Java |
507 ms |
NaN |
Number of Ways to Stay in the Same Place After Some Steps |
Java |
507 ms |
NaN |
Design Twitter |
Java |
10 ms |
NaN |
Number of Great Partitions |
Java |
717 ms |
NaN |
Delete and Earn |
Java |
8 ms |
NaN |
Swap Nodes in Pairs |
Java |
0 ms |
NaN |
Maximum Frequency Stack |
Java |
34 ms |
NaN |
Find Largest Value in Each Tree Row |
Java |
9 ms |
2616 |
Minimize the Maximum Difference of Pairs |
Java |
18 ms |