191 |
Number of 1 Bits |
C++ |
2015/3/29 |
Easy |
1 |
Two Sum |
C++ |
2015/3/30 |
Medium |
2 |
Add Two Numbers |
C++ |
2015/3/31 |
Medium |
3 |
Longest Substring Without Repeating Characters |
C++ |
2015/4/1 |
Medium |
6 |
ZigZag Conversion |
C++ |
2015/4/3 |
Easy |
7 |
Reverse Integer |
C++ |
2015/4/7 |
Easy |
8 |
String to Integer(atoi) |
C++ |
2015/4/7 |
Easy |
9 |
Palindrome Number |
C++ |
2015/4/8 |
Easy |
11 |
Container With Most Water |
C++ |
2015/4/9 |
Medium |
12 |
Integer to Roman |
C++ |
2015/4/10 |
Medium |
13 |
Roman to Integer |
C++ |
2015/4/11 |
Easy |
14 |
Longest Common Prefix |
C++ |
2015/4/12 |
Easy |
15 |
3Sum |
C++ |
2015/4/13 |
Medium |
16 |
3Sum Closest |
C++ |
2015/4/14 |
Medium |
18 |
4Sum |
C++ |
2015/4/21 |
Medium |
19 |
Remove Nth Node From End of List |
C++ |
2015/4/21 |
Easy |
20 |
Valid Parentheses |
C++ |
2015/4/22 |
Easy |
21 |
Merge Tow Sorted Lists |
C++ |
2015/4/24 |
Easy |
24 |
Swap Nodes in Pairs |
C++ |
2015/4/25 |
Medium |
26 |
Remove Duplicates from Sorted Array |
C++ |
2015/4/26 |
Easy |
27 |
Remove Element |
C++ |
2015/4/27 |
Easy |
28 |
Implement strStr() |
C++ |
2015/4/27 |
Easy |
35 |
Search Insert Position |
C++ |
2015/4/29 |
Medium |
34 |
Search for a Range |
C++ |
2015/4/30 |
Medium |
33 |
Search in Rotated Sorted Array |
C++ |
2015/4/30 |
Hard |
29 |
Divide Two Integers |
C++ |
2015/5/2 |
Medium |
38 |
Count and Say |
C++ |
2015/5/2 |
Easy |
41 |
First Missing Positive |
C++ |
2015/5/4 |
Hard |
43 |
Muliply Strings |
C++ |
2015/5/6 |
Medium |
48 |
Rotate Image |
C++ |
2015/5/8 |
Medium |
50 |
Pow(x, n) |
C++ |
2015/5/8 |
Medium |
53 |
Maximum Subarray |
C++ |
2015/5/9 |
Medium |
58 |
Length of Last Word |
C++ |
2015/5/10 |
Easy |
54 |
Spiral Matrix |
C++ |
2015/5/12 |
Medium |
55 |
Jump Game |
C++ |
2015/5/12 |
Medium |
56 |
Merge Intervals |
C++ |
2015/5/14 |
Hard |
57 |
Insert Interval |
C++ |
2015/5/15 |
Hard |
59 |
Spiral Matrix II |
C++ |
2015/5/15 |
Medium |
66 |
Plus One |
C++ |
2015/5/17 |
Easy |
67 |
Add Binary |
C++ |
2015/5/17 |
Easy |
69 |
Sqrt(x) |
C++ |
2015/5/18 |
Medium |
70 |
Climbing Stairs |
C++ |
2015/5/19 |
Easy |
73 |
Set Matrix Zeroes |
C++ |
2015/5/20 |
Medium |
74 |
Search a 2D Matrix |
C++ |
2015/5/20 |
Medium |
75 |
Sort Colors |
C++ |
2015/5/21 |
Medium |
77 |
Combinations |
C++ |
2015/5/21 |
Medium |
78 |
Subsets |
C++ |
2015/5/22 |
Medium |
80 |
Remove Duplicates from Sorted Array II |
C++ |
2015/5/22 |
Medium |
81 |
Search in Rotated Sorted Array II |
C++ |
2015/5/23 |
Medium |
83 |
Remove Duplicates from Sorted List |
C++ |
2015/5/24 |
Easy |
82 |
Remove Duplicates from Sorted List II |
C++ |
2015/5/25 |
Medium |
88 |
Merge Sorted Array |
C++ |
2015/5/26 |
Easy |
86 |
Partition List |
C++ |
2015/5/27 |
Medium |
100 |
Same Tree |
C++ |
2015/5/27 |
Easy |
90 |
Subsets II |
C++ |
2015/5/29 |
Medium |
94 |
Binary Tree Inorder Traversal |
C++ |
2015/5/30 |
Medium |
89 |
Gray Code |
C++ |
2015/5/31 |
Medium |
102 |
Binary Tree Level Order Traversal |
C++ |
2015/5/31 |
Easy |
101 |
Symmetric Tree |
C++ |
2015/6/1 |
Easy |
104 |
Maximum Depth of Binary Tree |
C++ |
2015/6/1 |
Easy |
107 |
Binary Tree Level Order Traversal II |
C++ |
2015/6/2 |
Easy |
111 |
Minimum Depth of Binary Tree |
C++ |
2015/6/2 |
Easy |
110 |
Balanced Binary Tree |
C++ |
2015/6/3 |
Easy |
112 |
Path Sum |
C++ |
2015/6/3 |
Easy |
118 |
Pascal's Triangle |
C++ |
2015/6/4 |
Easy |
119 |
Pascal's Triangle II |
C++ |
2015/6/4 |
Easy |
116 |
Populating Next Right Pointers in Each Node |
C++ |
2015/6/5 |
Medium |
121 |
Best Time to Buy and Sell Stock |
C++ |
2015/6/6 |
Medium |
122 |
Best Time to Buy and Sell Stock II |
C++ |
2015/6/6 |
Medium |
125 |
Valid Palindrome |
C++ |
2015/6/7 |
Easy |
129 |
Sum Root to Leaf Numbers |
C++ |
2015/6/8 |
Medium |
105 |
Construct Binary Tree from Preorder and Inorder Traversal |
C++ |
2015/6/9 |
Medium |
49 |
Anagrams |
C++ |
2015/6/9 |
Medium |
106 |
Construct Binary Tree from Inorder and Postorder Traversal |
C++ |
2015/6/10 |
Medium |
103 |
Binary Tree Zigzag Level Order Traversal |
C++ |
2015/6/11 |
Medium |
114 |
Flatten Binary Tree to Linked List |
C++ |
2015/6/12 |
Medium |
92 |
Reverse Linked ListII |
C++ |
2015/6/13 |
Medium |
226 |
Invert Binary Tree |
C++ |
2015/6/13 |
Easy |
144 |
Binary Tree Preorder Traversal |
C++ |
2015/6/14 |
Medium |
145 |
Binary Tree Postorder Traversal |
C++ |
2015/6/15 |
Hard |
206 |
Reverse Linked List |
C++ |
2015/6/16 |
Easy |
153 |
Find Minimum in Rotated Sorted Array |
C++ |
2015/6/17 |
Medium |
154 |
Find Minimum in Rotated Sorted Array II |
C++ |
2015/6/18 |
Hard |
155 |
Min Stack |
C++ |
2015/6/19 |
Easy |
160 |
Intersection of Two Linked Lists |
C++ |
2015/6/20 |
Easy |
162 |
Find Peak Element |
C++ |
2015/6/21 |
Medium |
165 |
Compare Version Numbers |
C++ |
2015/6/22 |
Easy |
169 |
Majority Element |
C++ |
2015/6/23 |
Easy |
171 |
Excel Sheet Column Number |
C++ |
2015/6/24 |
Easy |
168 |
Excel Sheet Column Title |
C++ |
2015/6/25 |
Easy |
190 |
Reverse Bits |
C++ |
2015/6/26 |
Easy |
189 |
Rotate Array |
C++ |
2015/6/28 |
Easy |
202 |
Happy Number |
C++ |
2015/6/28 |
Easy |
61 |
Rotate List |
C++ |
2015/6/29 |
Medium |
136 |
Single Number |
C++ |
2015/6/29 |
Medium |
203 |
Remove Linked List Elements |
C++ |
2015/6/30 |
Easy |
199 |
Binary Tree Right Side View |
C++ |
2015/7/1 |
Medium |
205 |
Isomorphic Strings |
C++ |
2015/7/1 |
Easy |
217 |
Contains Duplicate |
C++ |
2015/7/2 |
Easy |
204 |
Count Primes |
C++ |
2015/7/2 |
Easy |
219 |
Contains Duplicate II |
C++ |
2015/7/3 |
Easy |
172 |
Factorial Trailing Zeroes |
C++ |
2015/7/4 |
Easy |
36 |
Valid Sudoku |
C++ |
2015/7/5 |
Easy |
198 |
House Robber |
C++ |
2015/7/5 |
Easy |
223 |
Rectangle Area |
C++ |
2015/7/6 |
Easy |
17 |
Letter Combinations of a Phone Number |
C++ |
2015/7/6 |
Medium |
22 |
Generate Parentheses |
C++ |
2015/7/6 |
Easy |
31 |
Next Permutation |
C++ |
2015/7/7 |
Medium |
39 |
Combination Sum |
C++ |
2015/7/8 |
Medium |
40 |
Combination Sum II |
C++ |
2015/7/8 |
Medium |
216 |
Combination Sum III |
C++ |
2015/7/8 |
Medium |