| 1413 | 无重复字符的最长子串 | 0 | 0 |
| 2095 | Assign Cookies（easy） | 0 | 0 |
| 2099 | candy（hard） | 0 | 0 |
| 2107 | 滑动窗口 | 0 | 0 |
| 2111 | 求开方 | 0 | 0 |
| 2112 | 旋转数组查找数字 | 0 | 0 |
| 2129 | Kth Largest Element in an Array | 0 | 0 |
| 2138 | Top K Frequent Elements (Medium) | 0 | 0 |
| 2143 | Max Area of Island (Easy) | 0 | 0 |
| 2152 | Friend Circles (Medium) | 0 | 0 |
| 2202 | Combinations (Medium) | 0 | 0 |
| 2207 | Word Search (Medium) | 0 | 0 |
| 2210 | N-Queens (Hard) | 0 | 0 |
| 2212 | Shortest Bridge (Medium) | 0 | 0 |
| 2214 | Word Ladder II (Hard) | 0 | 0 |
| 2216 | Climbing Stairs (Easy) | 0 | 0 |
| 2217 | House Robber (Easy) | 0 | 0 |
| 2219 | Arithmetic Slices (Medium) | 0 | 0 |
| 2222 | Minimum Path Sum (Medium) | 0 | 0 |
| 2225 | 01 Matrix (Medium) | 0 | 0 |
| 2227 | Maximal Square (Medium) | 0 | 0 |
| 2229 | Perfect Squares (Medium) | 0 | 0 |
| 2231 | Decode Ways (Medium) | 0 | 0 |
| 2234 | Word Break (Medium) | 0 | 0 |
| 2237 | Longest Increasing Subsequence (Medium) | 0 | 0 |
| 2239 | Longest Commom Subsequence (Medium) | 0 | 0 |
| 2242 | Partition Equal Subset Sum (Medium) | 0 | 0 |
| 2255 | Ones and Zeroes (Medium) | 0 | 0 |
| 2259 | Coin Change (Medium) | 0 | 0 |
| 2260 | Edit Distance (Hard) | 0 | 0 |
| 2261 | 2 Keys Keyboard (Medium) | 0 | 0 |
| 2262 | Regular Expression Matching (Hard) | 0 | 0 |
| 2263 | Best Time to Buy and Sell Stock (Easy) | 0 | 0 |
| 2264 | Best Time to Buy and Sell Stock IV (Hard) | 0 | 0 |
| 2265 | Best Time to Buy and Sell Stock with Cooldown (Medium) | 0 | 0 |