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1
Two Sum
Easy
57.5%
100.0%
49
Group Anagrams
Medium
72.6%
100.0%
2
Add Two Numbers
Medium
48.5%
87.5%
3
Longest Substring Without Repeating Characters
Medium
39.1%
87.5%
4
Median of Two Sorted Arrays
Hard
46.6%
87.5%
15
3Sum
Medium
39.1%
87.5%
56
Merge Intervals
Medium
51.8%
87.5%
70
Climbing Stairs
Easy
54.1%
87.5%
146
LRU Cache
Medium
47.4%
87.5%
169
Majority Element
Easy
66.3%
87.5%
195
Tenth Line
Easy
36.8%
87.5%
206
Reverse Linked List
Easy
80.6%
87.5%
237
Delete Node in a Linked List
Medium
83.9%
87.5%
258
Add Digits
Easy
68.9%
87.5%
292
Nim Game
Easy
59.8%
87.5%
703
Kth Largest Element in a Stream
Easy
61.0%
87.5%
793
Preimage Size of Factorial Zeroes Function
Hard
47.0%
87.5%
795
Number of Subarrays with Bounded Maximum
Medium
55.0%
87.5%
908
Smallest Range I
Easy
73.6%
87.5%
910
Smallest Range II
Medium
37.9%
87.5%
1190
Reverse Substrings Between Each Pair of Parentheses
Medium
72.0%
87.5%
1916
Count Ways to Build Rooms in an Ant Colony
Hard
51.4%
87.5%
2055
Plates Between Candles
Medium
47.5%
87.5%
2143
Choose Numbers From Two Arrays in Range
Hard
52.8%
87.5%
2328
Number of Increasing Paths in a Grid
Hard
57.4%
87.5%
2406
Divide Intervals Into Minimum Number of Groups
Medium
63.6%
87.5%
2429
Minimize XOR
Medium
62.4%
87.5%
2422
Merge Operations to Turn Array Into a Palindrome
Medium
68.9%
87.5%
2892
Minimizing Array After Replacing Pairs With Their Product
Medium
40.7%
87.5%
2962
Count Subarrays Where Max Element Appears at Least K Times
Medium
62.4%
87.5%
3173
Bitwise OR of Adjacent Elements
Easy
94.8%
87.5%
761
Special Binary String
Hard
79.3%
87.5%
12
Integer to Roman
Medium
71.0%
75.0%
14
Longest Common Prefix
Easy
47.6%
75.0%
31
Next Permutation
Medium
45.3%
75.0%
55
Jump Game
Medium
40.9%
75.0%
76
Minimum Window Substring
Hard
47.5%
75.0%
121
Best Time to Buy and Sell Stock
Easy
56.8%
75.0%
200
Number of Islands
Medium
64.4%
75.0%
3636
Threshold Majority Queries
Hard
21.9%
75.0%
468
Validate IP Address
Medium
28.3%
75.0%
3736
Minimum Moves to Equal Array Elements III
Easy
81.8%
75.0%
5
Longest Palindromic Substring
Medium
37.8%
62.5%
8
String to Integer (atoi)
Medium
21.0%
62.5%
13
Roman to Integer
Easy
66.6%
62.5%
20
Valid Parentheses
Easy
44.2%
62.5%
42
Trapping Rain Water
Hard
67.4%
62.5%
54
Spiral Matrix
Medium
56.8%
62.5%
74
Search a 2D Matrix
Medium
53.9%
62.5%
93
Restore IP Addresses
Medium
56.0%
62.5%
103
Binary Tree Zigzag Level Order Traversal
Medium
63.7%
62.5%
128
Longest Consecutive Sequence
Medium
47.1%
62.5%
134
Gas Station
Medium
48.0%
62.5%
152
Maximum Product Subarray
Medium
36.4%
62.5%
179
Largest Number
Medium
43.1%
62.5%
236
Lowest Common Ancestor of a Binary Tree
Medium
69.3%
62.5%
239
Sliding Window Maximum
Hard
48.8%
62.5%
322
Coin Change
Medium
48.4%
62.5%
347
Top K Frequent Elements
Medium
66.4%
62.5%
402
Remove K Digits
Medium
36.9%
62.5%
547
Number of Provinces
Medium
70.4%
62.5%
875
Koko Eating Bananas
Medium
50.0%
62.5%
904
Fruit Into Baskets
Medium
51.1%
62.5%
994
Rotting Oranges
Medium
58.7%
62.5%
2895
Minimum Processing Time
Medium
70.3%
62.5%
2506
Count Pairs Of Similar Strings
Easy
73.7%
62.5%
692
Top K Frequent Words
Medium
60.2%
62.5%
1293
Shortest Path in a Grid with Obstacles Elimination
Hard
46.3%
62.5%
1636
Sort Array by Increasing Frequency
Easy
80.8%
62.5%
7
Reverse Integer
Medium
31.9%
50.0%
22
Generate Parentheses
Medium
78.7%
50.0%
27
Remove Element
Easy
61.8%
50.0%
33
Search in Rotated Sorted Array
Medium
44.9%
50.0%
45
Jump Game II
Medium
42.9%
50.0%
48
Rotate Image
Medium
80.1%
50.0%
51
N-Queens
Hard
75.5%
50.0%
102
Binary Tree Level Order Traversal
Medium
72.7%
50.0%
105
Construct Binary Tree from Preorder and Inorder Traversal
Medium
68.8%
50.0%
198
House Robber
Medium
53.2%
50.0%
215
Kth Largest Element in an Array
Medium
68.9%
50.0%
227
Basic Calculator II
Medium
46.9%
50.0%
238
Product of Array Except Self
Medium
68.9%
50.0%
253
Meeting Rooms II
Medium
52.7%
50.0%
283
Move Zeroes
Easy
63.8%
50.0%
417
Pacific Atlantic Water Flow
Medium
61.0%
50.0%
528
Random Pick with Weight
Medium
49.1%
50.0%
1863
Sum of All Subset XOR Totals
Easy
90.1%
50.0%
2385
Amount of Time for Binary Tree to Be Infected
Medium
65.4%
50.0%
638
Shopping Offers
Medium
52.5%
50.0%
329
Longest Increasing Path in a Matrix
Hard
56.6%
50.0%
3528
Unit Conversion I
Medium
54.1%
50.0%
339
Nested List Weight Sum
Medium
86.0%
50.0%
219
Contains Duplicate II
Easy
51.3%
50.0%
392
Is Subsequence
Easy
49.0%
50.0%
475
Heaters
Medium
41.9%
50.0%
124
Binary Tree Maximum Path Sum
Hard
42.3%
50.0%
289
Game of Life
Medium
72.6%
50.0%
11
Container With Most Water
Medium
60.0%
37.5%
25
Reverse Nodes in k-Group
Hard
66.1%
37.5%
40
Combination Sum II
Medium
59.5%
37.5%
50
Pow(x, n)
Medium
38.7%
37.5%
69
Sqrt(x)
Easy
41.8%
37.5%
75
Sort Colors
Medium
69.6%
37.5%
83
Remove Duplicates from Sorted List
Easy
56.7%
37.5%
84
Largest Rectangle in Histogram
Hard
49.9%
37.5%
91
Decode Ways
Medium
38.0%
37.5%
125
Valid Palindrome
Easy
53.3%
37.5%
127
Word Ladder
Hard
45.6%
37.5%
130
Surrounded Regions
Medium
45.3%
37.5%
136
Single Number
Easy
77.7%
37.5%
155
Min Stack
Medium
58.2%
37.5%
167
Two Sum II - Input Array Is Sorted
Medium
65.1%
37.5%
173
Binary Search Tree Iterator
Medium
76.5%
37.5%
207
Course Schedule
Medium
51.4%
37.5%
208
Implement Trie (Prefix Tree)
Medium
69.5%
37.5%
217
Contains Duplicate
Easy
64.4%
37.5%
268
Missing Number
Easy
72.0%
37.5%
387
First Unique Character in a String
Easy
65.5%
37.5%
394
Decode String
Medium
62.6%
37.5%
424
Longest Repeating Character Replacement
Medium
59.7%
37.5%
540
Single Element in a Sorted Array
Medium
59.3%
37.5%
542
01 Matrix
Medium
53.9%
37.5%
556
Next Greater Element III
Medium
35.3%
37.5%
560
Subarray Sum Equals K
Medium
47.3%
37.5%
567
Permutation in String
Medium
48.9%
37.5%
584
Find Customer Referee
Easy
72.9%
37.5%
864
Shortest Path to Get All Keys
Hard
54.6%
37.5%
977
Squares of a Sorted Array
Easy
73.8%
37.5%
993
Cousins in Binary Tree
Easy
59.3%
37.5%
1268
Search Suggestions System
Medium
65.2%
37.5%
1581
Customer Who Visited but Did Not Make Any Transactions
Easy
67.7%
37.5%
2704
To Be Or Not To Be
Easy
63.4%
37.5%
2134
Minimum Swaps to Group All 1's Together II
Medium
65.6%
37.5%
224
Basic Calculator
Hard
46.9%
37.5%
307
Range Sum Query - Mutable
Medium
43.1%
37.5%
525
Contiguous Array
Medium
51.3%
37.5%
3046
Split the Array
Easy
61.3%
37.5%
355
Design Twitter
Medium
44.7%
37.5%
2536
Increment Submatrices by One
Medium
73.8%
37.5%
1004
Max Consecutive Ones III
Medium
67.7%
37.5%
222
Count Complete Tree Nodes
Easy
72.6%
37.5%
669
Trim a Binary Search Tree
Medium
66.7%
37.5%
2275
Largest Combination With Bitwise AND Greater Than Zero
Medium
80.8%
37.5%
545
Boundary of Binary Tree
Medium
48.1%
37.5%
1507
Reformat Date
Easy
68.5%
37.5%
1963
Minimum Number of Swaps to Make the String Balanced
Medium
78.0%
37.5%
2291
Maximum Profit From Trading Stocks
Medium
48.2%
37.5%
338
Counting Bits
Easy
80.6%
37.5%
332
Reconstruct Itinerary
Hard
44.6%
37.5%
2215
Find the Difference of Two Arrays
Easy
81.4%
37.5%
67
Add Binary
Easy
58.1%
37.5%
1482
Minimum Number of Days to Make m Bouquets
Medium
56.6%
37.5%
983
Minimum Cost For Tickets
Medium
67.4%
37.5%
59
Spiral Matrix II
Medium
75.1%
37.5%
341
Flatten Nested List Iterator
Medium
65.7%
37.5%
1326
Minimum Number of Taps to Open to Water a Garden
Hard
51.0%
37.5%
1
Two Sum
Easy
57.5%
100.0%
49
Group Anagrams
Medium
72.6%
100.0%
2
Add Two Numbers
Medium
48.5%
87.5%
3
Longest Substring Without Repeating Characters
Medium
39.1%
87.5%
4
Median of Two Sorted Arrays
Hard
46.6%
87.5%
15
3Sum
Medium
39.1%
87.5%
56
Merge Intervals
Medium
51.8%
87.5%
70
Climbing Stairs
Easy
54.1%
87.5%
146
LRU Cache
Medium
47.4%
87.5%
169
Majority Element
Easy
66.3%
87.5%
195
Tenth Line
Easy
36.8%
87.5%
206
Reverse Linked List
Easy
80.6%
87.5%
237
Delete Node in a Linked List
Medium
83.9%
87.5%
258
Add Digits
Easy
68.9%
87.5%
292
Nim Game
Easy
59.8%
87.5%
703
Kth Largest Element in a Stream
Easy
61.0%
87.5%
793
Preimage Size of Factorial Zeroes Function
Hard
47.0%
87.5%
795
Number of Subarrays with Bounded Maximum
Medium
55.0%
87.5%
908
Smallest Range I
Easy
73.6%
87.5%
910
Smallest Range II
Medium
37.9%
87.5%
1190
Reverse Substrings Between Each Pair of Parentheses
Medium
72.0%
87.5%
1916
Count Ways to Build Rooms in an Ant Colony
Hard
51.4%
87.5%
2055
Plates Between Candles
Medium
47.5%
87.5%
2143
Choose Numbers From Two Arrays in Range
Hard
52.8%
87.5%
2328
Number of Increasing Paths in a Grid
Hard
57.4%
87.5%
2406
Divide Intervals Into Minimum Number of Groups
Medium
63.6%
87.5%
2429
Minimize XOR
Medium
62.4%
87.5%
2422
Merge Operations to Turn Array Into a Palindrome
Medium
68.9%
87.5%
2892
Minimizing Array After Replacing Pairs With Their Product
Medium
40.7%
87.5%
2962
Count Subarrays Where Max Element Appears at Least K Times
Medium
62.4%
87.5%
3173
Bitwise OR of Adjacent Elements
Easy
94.8%
87.5%
761
Special Binary String
Hard
79.3%
87.5%
12
Integer to Roman
Medium
71.0%
75.0%
14
Longest Common Prefix
Easy
47.6%
75.0%
31
Next Permutation
Medium
45.3%
75.0%
55
Jump Game
Medium
40.9%
75.0%
76
Minimum Window Substring
Hard
47.5%
75.0%
121
Best Time to Buy and Sell Stock
Easy
56.8%
75.0%
200
Number of Islands
Medium
64.4%
75.0%
3636
Threshold Majority Queries
Hard
21.9%
75.0%
468
Validate IP Address
Medium
28.3%
75.0%
3736
Minimum Moves to Equal Array Elements III
Easy
81.8%
75.0%
5
Longest Palindromic Substring
Medium
37.8%
62.5%
8
String to Integer (atoi)
Medium
21.0%
62.5%
13
Roman to Integer
Easy
66.6%
62.5%
20
Valid Parentheses
Easy
44.2%
62.5%
42
Trapping Rain Water
Hard
67.4%
62.5%
54
Spiral Matrix
Medium
56.8%
62.5%
74
Search a 2D Matrix
Medium
53.9%
62.5%
93
Restore IP Addresses
Medium
56.0%
62.5%
103
Binary Tree Zigzag Level Order Traversal
Medium
63.7%
62.5%
128
Longest Consecutive Sequence
Medium
47.1%
62.5%
134
Gas Station
Medium
48.0%
62.5%
152
Maximum Product Subarray
Medium
36.4%
62.5%
179
Largest Number
Medium
43.1%
62.5%
236
Lowest Common Ancestor of a Binary Tree
Medium
69.3%
62.5%
239
Sliding Window Maximum
Hard
48.8%
62.5%
322
Coin Change
Medium
48.4%
62.5%
347
Top K Frequent Elements
Medium
66.4%
62.5%
402
Remove K Digits
Medium
36.9%
62.5%
547
Number of Provinces
Medium
70.4%
62.5%
875
Koko Eating Bananas
Medium
50.0%
62.5%
904
Fruit Into Baskets
Medium
51.1%
62.5%
994
Rotting Oranges
Medium
58.7%
62.5%
2895
Minimum Processing Time
Medium
70.3%
62.5%
2506
Count Pairs Of Similar Strings
Easy
73.7%
62.5%
692
Top K Frequent Words
Medium
60.2%
62.5%
1293
Shortest Path in a Grid with Obstacles Elimination
Hard
46.3%
62.5%
1636
Sort Array by Increasing Frequency
Easy
80.8%
62.5%
7
Reverse Integer
Medium
31.9%
50.0%
22
Generate Parentheses
Medium
78.7%
50.0%
27
Remove Element
Easy
61.8%
50.0%
33
Search in Rotated Sorted Array
Medium
44.9%
50.0%
45
Jump Game II
Medium
42.9%
50.0%
48
Rotate Image
Medium
80.1%
50.0%
51
N-Queens
Hard
75.5%
50.0%
102
Binary Tree Level Order Traversal
Medium
72.7%
50.0%
105
Construct Binary Tree from Preorder and Inorder Traversal
Medium
68.8%
50.0%
198
House Robber
Medium
53.2%
50.0%
215
Kth Largest Element in an Array
Medium
68.9%
50.0%
227
Basic Calculator II
Medium
46.9%
50.0%
238
Product of Array Except Self
Medium
68.9%
50.0%
253
Meeting Rooms II
Medium
52.7%
50.0%
283
Move Zeroes
Easy
63.8%
50.0%
417
Pacific Atlantic Water Flow
Medium
61.0%
50.0%
528
Random Pick with Weight
Medium
49.1%
50.0%
1863
Sum of All Subset XOR Totals
Easy
90.1%
50.0%
2385
Amount of Time for Binary Tree to Be Infected
Medium
65.4%
50.0%
638
Shopping Offers
Medium
52.5%
50.0%
329
Longest Increasing Path in a Matrix
Hard
56.6%
50.0%
3528
Unit Conversion I
Medium
54.1%
50.0%
339
Nested List Weight Sum
Medium
86.0%
50.0%
219
Contains Duplicate II
Easy
51.3%
50.0%
392
Is Subsequence
Easy
49.0%
50.0%
475
Heaters
Medium
41.9%
50.0%
124
Binary Tree Maximum Path Sum
Hard
42.3%
50.0%
289
Game of Life
Medium
72.6%
50.0%
11
Container With Most Water
Medium
60.0%
37.5%
25
Reverse Nodes in k-Group
Hard
66.1%
37.5%
40
Combination Sum II
Medium
59.5%
37.5%
50
Pow(x, n)
Medium
38.7%
37.5%
69
Sqrt(x)
Easy
41.8%
37.5%
75
Sort Colors
Medium
69.6%
37.5%
83
Remove Duplicates from Sorted List
Easy
56.7%
37.5%
84
Largest Rectangle in Histogram
Hard
49.9%
37.5%
91
Decode Ways
Medium
38.0%
37.5%
125
Valid Palindrome
Easy
53.3%
37.5%
127
Word Ladder
Hard
45.6%
37.5%
130
Surrounded Regions
Medium
45.3%
37.5%
136
Single Number
Easy
77.7%
37.5%
155
Min Stack
Medium
58.2%
37.5%
167
Two Sum II - Input Array Is Sorted
Medium
65.1%
37.5%
173
Binary Search Tree Iterator
Medium
76.5%
37.5%
207
Course Schedule
Medium
51.4%
37.5%
208
Implement Trie (Prefix Tree)
Medium
69.5%
37.5%
217
Contains Duplicate
Easy
64.4%
37.5%
268
Missing Number
Easy
72.0%
37.5%
387
First Unique Character in a String
Easy
65.5%
37.5%
394
Decode String
Medium
62.6%
37.5%
424
Longest Repeating Character Replacement
Medium
59.7%
37.5%
540
Single Element in a Sorted Array
Medium
59.3%
37.5%
542
01 Matrix
Medium
53.9%
37.5%
556
Next Greater Element III
Medium
35.3%
37.5%
560
Subarray Sum Equals K
Medium
47.3%
37.5%
567
Permutation in String
Medium
48.9%
37.5%
584
Find Customer Referee
Easy
72.9%
37.5%
864
Shortest Path to Get All Keys
Hard
54.6%
37.5%
977
Squares of a Sorted Array
Easy
73.8%
37.5%
993
Cousins in Binary Tree
Easy
59.3%
37.5%
1268
Search Suggestions System
Medium
65.2%
37.5%
1581
Customer Who Visited but Did Not Make Any Transactions
Easy
67.7%
37.5%
2704
To Be Or Not To Be
Easy
63.4%
37.5%
2134
Minimum Swaps to Group All 1's Together II
Medium
65.6%
37.5%
224
Basic Calculator
Hard
46.9%
37.5%
307
Range Sum Query - Mutable
Medium
43.1%
37.5%
525
Contiguous Array
Medium
51.3%
37.5%
3046
Split the Array
Easy
61.3%
37.5%
355
Design Twitter
Medium
44.7%
37.5%
2536
Increment Submatrices by One
Medium
73.8%
37.5%
1004
Max Consecutive Ones III
Medium
67.7%
37.5%
222
Count Complete Tree Nodes
Easy
72.6%
37.5%
669
Trim a Binary Search Tree
Medium
66.7%
37.5%
2275
Largest Combination With Bitwise AND Greater Than Zero
Medium
80.8%
37.5%
545
Boundary of Binary Tree
Medium
48.1%
37.5%
1507
Reformat Date
Easy
68.5%
37.5%
1963
Minimum Number of Swaps to Make the String Balanced
Medium
78.0%
37.5%
2291
Maximum Profit From Trading Stocks
Medium
48.2%
37.5%
338
Counting Bits
Easy
80.6%
37.5%
332
Reconstruct Itinerary
Hard
44.6%
37.5%
2215
Find the Difference of Two Arrays
Easy
81.4%
37.5%
67
Add Binary
Easy
58.1%
37.5%
1482
Minimum Number of Days to Make m Bouquets
Medium
56.6%
37.5%
983
Minimum Cost For Tickets
Medium
67.4%
37.5%
59
Spiral Matrix II
Medium
75.1%
37.5%
341
Flatten Nested List Iterator
Medium
65.7%
37.5%
1326
Minimum Number of Taps to Open to Water a Garden
Hard
51.0%
37.5%
1
Two Sum
Easy
57.5%
100.0%
49
Group Anagrams
Medium
72.6%
100.0%
2
Add Two Numbers
Medium
48.5%
87.5%
3
Longest Substring Without Repeating Characters
Medium
39.1%
87.5%
4
Median of Two Sorted Arrays
Hard
46.6%
87.5%
15
3Sum
Medium
39.1%
87.5%
56
Merge Intervals
Medium
51.8%
87.5%
70
Climbing Stairs
Easy
54.1%
87.5%
146
LRU Cache
Medium
47.4%
87.5%
169
Majority Element
Easy
66.3%
87.5%
195
Tenth Line
Easy
36.8%
87.5%
206
Reverse Linked List
Easy
80.6%
87.5%
237
Delete Node in a Linked List
Medium
83.9%
87.5%
258
Add Digits
Easy
68.9%
87.5%
292
Nim Game
Easy
59.8%
87.5%
703
Kth Largest Element in a Stream
Easy
61.0%
87.5%
793
Preimage Size of Factorial Zeroes Function
Hard
47.0%
87.5%
795
Number of Subarrays with Bounded Maximum
Medium
55.0%
87.5%
908
Smallest Range I
Easy
73.6%
87.5%
910
Smallest Range II
Medium
37.9%
87.5%
1190
Reverse Substrings Between Each Pair of Parentheses
Medium
72.0%
87.5%
1916
Count Ways to Build Rooms in an Ant Colony
Hard
51.4%
87.5%
2055
Plates Between Candles
Medium
47.5%
87.5%
2143
Choose Numbers From Two Arrays in Range
Hard
52.8%
87.5%
2328
Number of Increasing Paths in a Grid
Hard
57.4%
87.5%
2406
Divide Intervals Into Minimum Number of Groups
Medium
63.6%
87.5%
2429
Minimize XOR
Medium
62.4%
87.5%
2422
Merge Operations to Turn Array Into a Palindrome
Medium
68.9%
87.5%
2892
Minimizing Array After Replacing Pairs With Their Product
Medium
40.7%
87.5%
2962
Count Subarrays Where Max Element Appears at Least K Times
Medium
62.4%
87.5%
3173
Bitwise OR of Adjacent Elements
Easy
94.8%
87.5%
761
Special Binary String
Hard
79.3%
87.5%
12
Integer to Roman
Medium
71.0%
75.0%
14
Longest Common Prefix
Easy
47.6%
75.0%
31
Next Permutation
Medium
45.3%
75.0%
55
Jump Game
Medium
40.9%
75.0%
76
Minimum Window Substring
Hard
47.5%
75.0%
121
Best Time to Buy and Sell Stock
Easy
56.8%
75.0%
200
Number of Islands
Medium
64.4%
75.0%
3636
Threshold Majority Queries
Hard
21.9%
75.0%
468
Validate IP Address
Medium
28.3%
75.0%
3736
Minimum Moves to Equal Array Elements III
Easy
81.8%
75.0%
5
Longest Palindromic Substring
Medium
37.8%
62.5%
8
String to Integer (atoi)
Medium
21.0%
62.5%
13
Roman to Integer
Easy
66.6%
62.5%
20
Valid Parentheses
Easy
44.2%
62.5%
42
Trapping Rain Water
Hard
67.4%
62.5%
54
Spiral Matrix
Medium
56.8%
62.5%
74
Search a 2D Matrix
Medium
53.9%
62.5%
93
Restore IP Addresses
Medium
56.0%
62.5%
103
Binary Tree Zigzag Level Order Traversal
Medium
63.7%
62.5%
128
Longest Consecutive Sequence
Medium
47.1%
62.5%
134
Gas Station
Medium
48.0%
62.5%
152
Maximum Product Subarray
Medium
36.4%
62.5%
179
Largest Number
Medium
43.1%
62.5%
236
Lowest Common Ancestor of a Binary Tree
Medium
69.3%
62.5%
239
Sliding Window Maximum
Hard
48.8%
62.5%
322
Coin Change
Medium
48.4%
62.5%
347
Top K Frequent Elements
Medium
66.4%
62.5%
402
Remove K Digits
Medium
36.9%
62.5%
547
Number of Provinces
Medium
70.4%
62.5%
875
Koko Eating Bananas
Medium
50.0%
62.5%
904
Fruit Into Baskets
Medium
51.1%
62.5%
994
Rotting Oranges
Medium
58.7%
62.5%
2895
Minimum Processing Time
Medium
70.3%
62.5%
2506
Count Pairs Of Similar Strings
Easy
73.7%
62.5%
692
Top K Frequent Words
Medium
60.2%
62.5%
1293
Shortest Path in a Grid with Obstacles Elimination
Hard
46.3%
62.5%
1636
Sort Array by Increasing Frequency
Easy
80.8%
62.5%
7
Reverse Integer
Medium
31.9%
50.0%
22
Generate Parentheses
Medium
78.7%
50.0%
27
Remove Element
Easy
61.8%
50.0%
33
Search in Rotated Sorted Array
Medium
44.9%
50.0%
45
Jump Game II
Medium
42.9%
50.0%
48
Rotate Image
Medium
80.1%
50.0%
51
N-Queens
Hard
75.5%
50.0%
102
Binary Tree Level Order Traversal
Medium
72.7%
50.0%
105
Construct Binary Tree from Preorder and Inorder Traversal
Medium
68.8%
50.0%
198
House Robber
Medium
53.2%
50.0%
215
Kth Largest Element in an Array
Medium
68.9%
50.0%
227
Basic Calculator II
Medium
46.9%
50.0%
238
Product of Array Except Self
Medium
68.9%
50.0%
253
Meeting Rooms II
Medium
52.7%
50.0%
283
Move Zeroes
Easy
63.8%
50.0%
417
Pacific Atlantic Water Flow
Medium
61.0%
50.0%
528
Random Pick with Weight
Medium
49.1%
50.0%
1863
Sum of All Subset XOR Totals
Easy
90.1%
50.0%
2385
Amount of Time for Binary Tree to Be Infected
Medium
65.4%
50.0%
638
Shopping Offers
Medium
52.5%
50.0%
329
Longest Increasing Path in a Matrix
Hard
56.6%
50.0%
3528
Unit Conversion I
Medium
54.1%
50.0%
339
Nested List Weight Sum
Medium
86.0%
50.0%
219
Contains Duplicate II
Easy
51.3%
50.0%
392
Is Subsequence
Easy
49.0%
50.0%
475
Heaters
Medium
41.9%
50.0%
124
Binary Tree Maximum Path Sum
Hard
42.3%
50.0%
289
Game of Life
Medium
72.6%
50.0%
11
Container With Most Water
Medium
60.0%
37.5%
25
Reverse Nodes in k-Group
Hard
66.1%
37.5%
40
Combination Sum II
Medium
59.5%
37.5%
50
Pow(x, n)
Medium
38.7%
37.5%
69
Sqrt(x)
Easy
41.8%
37.5%
75
Sort Colors
Medium
69.6%
37.5%
83
Remove Duplicates from Sorted List
Easy
56.7%
37.5%
84
Largest Rectangle in Histogram
Hard
49.9%
37.5%
91
Decode Ways
Medium
38.0%
37.5%
125
Valid Palindrome
Easy
53.3%
37.5%
127
Word Ladder
Hard
45.6%
37.5%
130
Surrounded Regions
Medium
45.3%
37.5%
136
Single Number
Easy
77.7%
37.5%
155
Min Stack
Medium
58.2%
37.5%
167
Two Sum II - Input Array Is Sorted
Medium
65.1%
37.5%
173
Binary Search Tree Iterator
Medium
76.5%
37.5%
207
Course Schedule
Medium
51.4%
37.5%
208
Implement Trie (Prefix Tree)
Medium
69.5%
37.5%
217
Contains Duplicate
Easy
64.4%
37.5%
268
Missing Number
Easy
72.0%
37.5%
387
First Unique Character in a String
Easy
65.5%
37.5%
394
Decode String
Medium
62.6%
37.5%
424
Longest Repeating Character Replacement
Medium
59.7%
37.5%
540
Single Element in a Sorted Array
Medium
59.3%
37.5%
542
01 Matrix
Medium
53.9%
37.5%
556
Next Greater Element III
Medium
35.3%
37.5%
560
Subarray Sum Equals K
Medium
47.3%
37.5%
567
Permutation in String
Medium
48.9%
37.5%
584
Find Customer Referee
Easy
72.9%
37.5%
864
Shortest Path to Get All Keys
Hard
54.6%
37.5%
977
Squares of a Sorted Array
Easy
73.8%
37.5%
993
Cousins in Binary Tree
Easy
59.3%
37.5%
1268
Search Suggestions System
Medium
65.2%
37.5%
1581
Customer Who Visited but Did Not Make Any Transactions
Easy
67.7%
37.5%
2704
To Be Or Not To Be
Easy
63.4%
37.5%
2134
Minimum Swaps to Group All 1's Together II
Medium
65.6%
37.5%
224
Basic Calculator
Hard
46.9%
37.5%
307
Range Sum Query - Mutable
Medium
43.1%
37.5%
525
Contiguous Array
Medium
51.3%
37.5%
3046
Split the Array
Easy
61.3%
37.5%
355
Design Twitter
Medium
44.7%
37.5%
2536
Increment Submatrices by One
Medium
73.8%
37.5%
1004
Max Consecutive Ones III
Medium
67.7%
37.5%
222
Count Complete Tree Nodes
Easy
72.6%
37.5%
669
Trim a Binary Search Tree
Medium
66.7%
37.5%
2275
Largest Combination With Bitwise AND Greater Than Zero
Medium
80.8%
37.5%
545
Boundary of Binary Tree
Medium
48.1%
37.5%
1507
Reformat Date
Easy
68.5%
37.5%
1963
Minimum Number of Swaps to Make the String Balanced
Medium
78.0%
37.5%
2291
Maximum Profit From Trading Stocks
Medium
48.2%
37.5%
338
Counting Bits
Easy
80.6%
37.5%
332
Reconstruct Itinerary
Hard
44.6%
37.5%
2215
Find the Difference of Two Arrays
Easy
81.4%
37.5%
67
Add Binary
Easy
58.1%
37.5%
1482
Minimum Number of Days to Make m Bouquets
Medium
56.6%
37.5%
983
Minimum Cost For Tickets
Medium
67.4%
37.5%
59
Spiral Matrix II
Medium
75.1%
37.5%
341
Flatten Nested List Iterator
Medium
65.7%
37.5%
1326
Minimum Number of Taps to Open to Water a Garden
Hard
51.0%
37.5%
1
Two Sum
Easy
57.5%
100.0%
49
Group Anagrams
Medium
72.6%
100.0%
2
Add Two Numbers
Medium
48.5%
87.5%
3
Longest Substring Without Repeating Characters
Medium
39.1%
87.5%
4
Median of Two Sorted Arrays
Hard
46.6%
87.5%
15
3Sum
Medium
39.1%
87.5%
56
Merge Intervals
Medium
51.8%
87.5%
70
Climbing Stairs
Easy
54.1%
87.5%
146
LRU Cache
Medium
47.4%
87.5%
169
Majority Element
Easy
66.3%
87.5%
195
Tenth Line
Easy
36.8%
87.5%
206
Reverse Linked List
Easy
80.6%
87.5%
237
Delete Node in a Linked List
Medium
83.9%
87.5%
258
Add Digits
Easy
68.9%
87.5%
292
Nim Game
Easy
59.8%
87.5%
703
Kth Largest Element in a Stream
Easy
61.0%
87.5%
793
Preimage Size of Factorial Zeroes Function
Hard
47.0%
87.5%
795
Number of Subarrays with Bounded Maximum
Medium
55.0%
87.5%
908
Smallest Range I
Easy
73.6%
87.5%
910
Smallest Range II
Medium
37.9%
87.5%
1190
Reverse Substrings Between Each Pair of Parentheses
Medium
72.0%
87.5%
1916
Count Ways to Build Rooms in an Ant Colony
Hard
51.4%
87.5%
2055
Plates Between Candles
Medium
47.5%
87.5%
2143
Choose Numbers From Two Arrays in Range
Hard
52.8%
87.5%
2328
Number of Increasing Paths in a Grid
Hard
57.4%
87.5%
2406
Divide Intervals Into Minimum Number of Groups
Medium
63.6%
87.5%
2429
Minimize XOR
Medium
62.4%
87.5%
2422
Merge Operations to Turn Array Into a Palindrome
Medium
68.9%
87.5%
2892
Minimizing Array After Replacing Pairs With Their Product
Medium
40.7%
87.5%
2962
Count Subarrays Where Max Element Appears at Least K Times
Medium
62.4%
87.5%
3173
Bitwise OR of Adjacent Elements
Easy
94.8%
87.5%
761
Special Binary String
Hard
79.3%
87.5%
12
Integer to Roman
Medium
71.0%
75.0%
14
Longest Common Prefix
Easy
47.6%
75.0%
31
Next Permutation
Medium
45.3%
75.0%
55
Jump Game
Medium
40.9%
75.0%
76
Minimum Window Substring
Hard
47.5%
75.0%
121
Best Time to Buy and Sell Stock
Easy
56.8%
75.0%
200
Number of Islands
Medium
64.4%
75.0%
3636
Threshold Majority Queries
Hard
21.9%
75.0%
468
Validate IP Address
Medium
28.3%
75.0%
3736
Minimum Moves to Equal Array Elements III
Easy
81.8%
75.0%
5
Longest Palindromic Substring
Medium
37.8%
62.5%
8
String to Integer (atoi)
Medium
21.0%
62.5%
13
Roman to Integer
Easy
66.6%
62.5%
20
Valid Parentheses
Easy
44.2%
62.5%
42
Trapping Rain Water
Hard
67.4%
62.5%
54
Spiral Matrix
Medium
56.8%
62.5%
74
Search a 2D Matrix
Medium
53.9%
62.5%
93
Restore IP Addresses
Medium
56.0%
62.5%
103
Binary Tree Zigzag Level Order Traversal
Medium
63.7%
62.5%
128
Longest Consecutive Sequence
Medium
47.1%
62.5%
134
Gas Station
Medium
48.0%
62.5%
152
Maximum Product Subarray
Medium
36.4%
62.5%
179
Largest Number
Medium
43.1%
62.5%
236
Lowest Common Ancestor of a Binary Tree
Medium
69.3%
62.5%
239
Sliding Window Maximum
Hard
48.8%
62.5%
322
Coin Change
Medium
48.4%
62.5%
347
Top K Frequent Elements
Medium
66.4%
62.5%
402
Remove K Digits
Medium
36.9%
62.5%
547
Number of Provinces
Medium
70.4%
62.5%
875
Koko Eating Bananas
Medium
50.0%
62.5%
904
Fruit Into Baskets
Medium
51.1%
62.5%
994
Rotting Oranges
Medium
58.7%
62.5%
2895
Minimum Processing Time
Medium
70.3%
62.5%
2506
Count Pairs Of Similar Strings
Easy
73.7%
62.5%
692
Top K Frequent Words
Medium
60.2%
62.5%
1293
Shortest Path in a Grid with Obstacles Elimination
Hard
46.3%
62.5%
1636
Sort Array by Increasing Frequency
Easy
80.8%
62.5%
7
Reverse Integer
Medium
31.9%
50.0%
22
Generate Parentheses
Medium
78.7%
50.0%
27
Remove Element
Easy
61.8%
50.0%
33
Search in Rotated Sorted Array
Medium
44.9%
50.0%
45
Jump Game II
Medium
42.9%
50.0%
48
Rotate Image
Medium
80.1%
50.0%
51
N-Queens
Hard
75.5%
50.0%
102
Binary Tree Level Order Traversal
Medium
72.7%
50.0%
105
Construct Binary Tree from Preorder and Inorder Traversal
Medium
68.8%
50.0%
198
House Robber
Medium
53.2%
50.0%
215
Kth Largest Element in an Array
Medium
68.9%
50.0%
227
Basic Calculator II
Medium
46.9%
50.0%
238
Product of Array Except Self
Medium
68.9%
50.0%
253
Meeting Rooms II
Medium
52.7%
50.0%
283
Move Zeroes
Easy
63.8%
50.0%
417
Pacific Atlantic Water Flow
Medium
61.0%
50.0%
528
Random Pick with Weight
Medium
49.1%
50.0%
1863
Sum of All Subset XOR Totals
Easy
90.1%
50.0%
2385
Amount of Time for Binary Tree to Be Infected
Medium
65.4%
50.0%
638
Shopping Offers
Medium
52.5%
50.0%
329
Longest Increasing Path in a Matrix
Hard
56.6%
50.0%
3528
Unit Conversion I
Medium
54.1%
50.0%
339
Nested List Weight Sum
Medium
86.0%
50.0%
219
Contains Duplicate II
Easy
51.3%
50.0%
392
Is Subsequence
Easy
49.0%
50.0%
475
Heaters
Medium
41.9%
50.0%
124
Binary Tree Maximum Path Sum
Hard
42.3%
50.0%
289
Game of Life
Medium
72.6%
50.0%
11
Container With Most Water
Medium
60.0%
37.5%
25
Reverse Nodes in k-Group
Hard
66.1%
37.5%
40
Combination Sum II
Medium
59.5%
37.5%
50
Pow(x, n)
Medium
38.7%
37.5%
69
Sqrt(x)
Easy
41.8%
37.5%
75
Sort Colors
Medium
69.6%
37.5%
83
Remove Duplicates from Sorted List
Easy
56.7%
37.5%
84
Largest Rectangle in Histogram
Hard
49.9%
37.5%
91
Decode Ways
Medium
38.0%
37.5%
125
Valid Palindrome
Easy
53.3%
37.5%
127
Word Ladder
Hard
45.6%
37.5%
130
Surrounded Regions
Medium
45.3%
37.5%
136
Single Number
Easy
77.7%
37.5%
155
Min Stack
Medium
58.2%
37.5%
167
Two Sum II - Input Array Is Sorted
Medium
65.1%
37.5%
173
Binary Search Tree Iterator
Medium
76.5%
37.5%
207
Course Schedule
Medium
51.4%
37.5%
208
Implement Trie (Prefix Tree)
Medium
69.5%
37.5%
217
Contains Duplicate
Easy
64.4%
37.5%
268
Missing Number
Easy
72.0%
37.5%
387
First Unique Character in a String
Easy
65.5%
37.5%
394
Decode String
Medium
62.6%
37.5%
424
Longest Repeating Character Replacement
Medium
59.7%
37.5%
540
Single Element in a Sorted Array
Medium
59.3%
37.5%
542
01 Matrix
Medium
53.9%
37.5%
556
Next Greater Element III
Medium
35.3%
37.5%
560
Subarray Sum Equals K
Medium
47.3%
37.5%
567
Permutation in String
Medium
48.9%
37.5%
584
Find Customer Referee
Easy
72.9%
37.5%
864
Shortest Path to Get All Keys
Hard
54.6%
37.5%
977
Squares of a Sorted Array
Easy
73.8%
37.5%
993
Cousins in Binary Tree
Easy
59.3%
37.5%
1268
Search Suggestions System
Medium
65.2%
37.5%
1581
Customer Who Visited but Did Not Make Any Transactions
Easy
67.7%
37.5%
2704
To Be Or Not To Be
Easy
63.4%
37.5%
2134
Minimum Swaps to Group All 1's Together II
Medium
65.6%
37.5%
224
Basic Calculator
Hard
46.9%
37.5%
307
Range Sum Query - Mutable
Medium
43.1%
37.5%
525
Contiguous Array
Medium
51.3%
37.5%
3046
Split the Array
Easy
61.3%
37.5%
355
Design Twitter
Medium
44.7%
37.5%
2536
Increment Submatrices by One
Medium
73.8%
37.5%
1004
Max Consecutive Ones III
Medium
67.7%
37.5%
222
Count Complete Tree Nodes
Easy
72.6%
37.5%
669
Trim a Binary Search Tree
Medium
66.7%
37.5%
2275
Largest Combination With Bitwise AND Greater Than Zero
Medium
80.8%
37.5%
545
Boundary of Binary Tree
Medium
48.1%
37.5%
1507
Reformat Date
Easy
68.5%
37.5%
1963
Minimum Number of Swaps to Make the String Balanced
Medium
78.0%
37.5%
2291
Maximum Profit From Trading Stocks
Medium
48.2%
37.5%
338
Counting Bits
Easy
80.6%
37.5%
332
Reconstruct Itinerary
Hard
44.6%
37.5%
2215
Find the Difference of Two Arrays
Easy
81.4%
37.5%
67
Add Binary
Easy
58.1%
37.5%
1482
Minimum Number of Days to Make m Bouquets
Medium
56.6%
37.5%
983
Minimum Cost For Tickets
Medium
67.4%
37.5%
59
Spiral Matrix II
Medium
75.1%
37.5%
341
Flatten Nested List Iterator
Medium
65.7%
37.5%
1326
Minimum Number of Taps to Open to Water a Garden
Hard
51.0%
37.5%