| 1 |
Two Sum |
25% |
| 6 |
ZigZag Conversion |
25% |
| 7 |
Reverse Integer |
24% |
| 8 |
String to Integer (atoi) |
14% |
| 9 |
Palindrome Number |
33% |
| 13 |
Roman to Integer |
41% |
| 14 |
Longest Common Prefix |
29% |
| 19 |
Remove Nth Node From End of List |
31% |
| 20 |
Valid Parentheses |
30% |
| 21 |
Merge Two Sorted Lists |
36% |
| 24 |
Swap Nodes in Pairs |
36% |
| 26 |
Remove Duplicates from Sorted Array |
34% |
| 27 |
Remove Element |
35% |
| 28 |
Implement strStr() |
26% |
| 36 |
Valid Sudoku |
32% |
| 38 |
Count and Say |
30% |
| 58 |
Length of Last Word |
30% |
| 66 |
Plus One |
35% |
| 67 |
Add Binary |
29% |
| 70 |
Climbing Stairs |
37% |
| 83 |
Remove Duplicates from Sorted List |
38% |
| 88 |
Merge Sorted Array |
31% |
| 100 |
Same Tree |
44% |
| 101 |
Symmetric Tree |
35% |
| 102 |
Binary Tree Level Order Traversal |
34% |
| 104 |
Maximum Depth of Binary Tree |
49% |
| 107 |
Binary Tree Level Order Traversal II |
35% |
| 110 |
Balanced Binary Tree |
35% |
| 111 |
Minimum Depth of Binary Tree |
31% |
| 112 |
Path Sum |
32% |
| 118 |
Pascal's Triangle |
35% |
| 119 |
Pascal's Triangle II |
33% |
| 121 |
Best Time to Buy and Sell Stock |
37% |
| 125 |
Valid Palindrome |
24% |
| 141 |
Linked List Cycle |
36% |
| 155 |
Min Stack |
24% |
| 160 |
Intersection of Two Linked Lists |
31% |
| 165 |
Compare Version Numbers |
18% |
| 168 |
Excel Sheet Column Title |
23% |
| 169 |
Majority Element |
43% |
| 171 |
Excel Sheet Column Number |
43% |
| 172 |
Factorial Trailing Zeroes |
34% |
| 189 |
Rotate Array |
22% |
| 190 |
Reverse Bits |
29% |
| 191 |
Number of 1 Bits |
38% |
| 198 |
House Robber |
36% |
| 202 |
Happy Number |
38% |
| 203 |
Remove Linked List Elements |
30% |
| 204 |
Count Primes |
25% |
| 205 |
Isomorphic Strings |
31% |
| 206 |
Reverse Linked List |
41% |
| 217 |
Contains Duplicate |
42% |
| 219 |
Contains Duplicate II |
31% |
| 223 |
Rectangle Area |
31% |
| 225 |
Implement Stack using Queues |
31% |
| 226 |
Invert Binary Tree |
47% |
| 231 |
Power of Two |
38% |
| 232 |
Implement Queue using Stacks |
34% |
| 234 |
Palindrome Linked List |
30% |
| 235 |
Lowest Common Ancestor of a Binary Search Tree |
38% |
| 237 |
Delete Node in a Linked List |
44% |
| 242 |
Valid Anagram |
43% |
| 257 |
Binary Tree Paths |
31% |
| 258 |
Add Digits |
49% |
| 263 |
Ugly Number |
38% |
| 278 |
First Bad Version |
23% |
| 283 |
Move Zeroes |
46% |
| 290 |
Word Pattern |
31% |
| 292 |
Nim Game |
54% |
| 299 |
Bulls and Cows |
31% |
| 303 |
Range Sum Query - Immutable |
26% |
| 326 |
Power of Three |
38% |
| 342 |
Power of Four |
36% |
| 344 |
Reverse String |
59% |
| 345 |
Reverse Vowels of a String |
36% |
| 349 |
Intersection of Two Arrays |
44% |
| 350 |
Intersection of Two Arrays II |
42% |
| 371 |
Sum of Two Integers |
52% |
| 374 |
Guess Number Higher or Lower |
31% |