Uriel's Corner

Research Associate @ Harvard University / Research Interests: Computer Vision, Biomedical Image Analysis, Machine Learning

posts - 0, comments - 50, trackbacks - 0, articles - 594

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[LeetCode]606. Construct String from Binary Tree (Easy) Python-2023.12.08

posted @ 2023-12-09 00:12 Uriel 阅读(8) | 评论 (0) 编辑 |

[LeetCode]515. Find Largest Value in Each Tree Row (Medium) Python-2023.10.24

posted @ 2023-10-24 18:40 Uriel 阅读(10) | 评论 (0) 编辑 |

[LeetCode]1361. Validate Binary Tree Nodes (Medium) Python-2023.10.17

posted @ 2023-10-17 22:00 Uriel 阅读(9) | 评论 (0) 编辑 |

[LeetCode]847. Shortest Path Visiting All Nodes (Hard) Python-2023.06.17

posted @ 2023-09-17 19:02 Uriel 阅读(13) | 评论 (0) 编辑 |

[LeetCode]332. Reconstruct Itinerary (Hard) Python-2023.09.14

posted @ 2023-09-14 15:56 Uriel 阅读(12) | 评论 (0) 编辑 |

[LeetCode]77. Combinations (Medium) C++/Python-2014.01.18/2023.08.01

posted @ 2023-08-01 20:22 Uriel 阅读(16) | 评论 (0) 编辑 |

[LeetCode]688. Knight Probability in Chessboard (Medium) Python3-2023.07.22

posted @ 2023-07-22 16:41 Uriel 阅读(14) | 评论 (0) 编辑 |

[LeetCode]1751. Maximum Number of Events That Can Be Attended II (Hard) Python-2023.07.15

posted @ 2023-07-15 18:04 Uriel 阅读(14) | 评论 (0) 编辑 |

[LeetCode]207. Course Schedule (Medium) Python-2023.07.13

posted @ 2023-07-13 16:25 Uriel 阅读(16) | 评论 (0) 编辑 |

[LeetCode]863. All Nodes Distance K in Binary Tree (Medium) Python-2023.07.11

posted @ 2023-07-11 17:09 Uriel 阅读(12) | 评论 (0) 编辑 |

[LeetCode]111. Minimum Depth of Binary Tree (Easy) C++/Python-2014.01.18/2021.01.25/2023.07.10

posted @ 2023-07-10 13:58 Uriel 阅读(11) | 评论 (0) 编辑 |

[LeetCode]1601. Maximum Number of Achievable Transfer Requests (Hard) Python3-2023.07.02

posted @ 2023-07-03 02:10 Uriel 阅读(18) | 评论 (0) 编辑 |

[LeetCode]1514. Path with Maximum Probability (Medium) Python3-2023.07.01

posted @ 2023-07-01 15:30 Uriel 阅读(13) | 评论 (0) 编辑 |

[LeetCode]1970. Last Day Where You Can Still Cross (Hard) Python-2023.06.30

posted @ 2023-07-01 14:41 Uriel 阅读(16) | 评论 (0) 编辑 |

[LeetCode]864. Shortest Path to Get All Keys (Hard) Python-2023.06.29

posted @ 2023-06-29 22:27 Uriel 阅读(12) | 评论 (0) 编辑 |

[LeetCode]1514. Path with Maximum Probability (Medium) Python-2023.06.28

posted @ 2023-06-28 21:42 Uriel 阅读(17) | 评论 (0) 编辑 |

[LeetCode]1161. Maximum Level Sum of a Binary Tree (Medium) Python-2023.06.15

posted @ 2023-06-15 17:14 Uriel 阅读(14) | 评论 (0) 编辑 |

[LeetCode]530. Minimum Absolute Difference in BST (Easy) Python-2023.06.14

posted @ 2023-06-14 14:57 Uriel 阅读(16) | 评论 (0) 编辑 |

[LeetCode]547. Number of Provinces (Medium) Python-2023.06.04

posted @ 2023-06-04 23:18 Uriel 阅读(10) | 评论 (0) 编辑 |

[LeetCode]1376. Time Needed to Inform All Employees (Medium) Python-2023.06.03

posted @ 2023-06-04 00:27 Uriel 阅读(18) | 评论 (0) 编辑 |

[LeetCode]2101. Detonate the Maximum Bombs (Medium) Python-2023.06.02

posted @ 2023-06-02 22:58 Uriel 阅读(14) | 评论 (0) 编辑 |

[LeetCode]1091. Shortest Path in Binary Matrix (Medium) Python-2023.06.01

posted @ 2023-06-01 23:40 Uriel 阅读(15) | 评论 (0) 编辑 |

[LeetCode]934. Shortest Bridge (Medium) Python-2023.05.21

posted @ 2023-05-21 22:14 Uriel 阅读(31) | 评论 (0) 编辑 |

[LeetCode]662. Maximum Width of Binary Tree (Medium) Python-2023.04.20

posted @ 2023-04-20 18:45 Uriel 阅读(19) | 评论 (0) 编辑 |

[LeetCode]1372. Longest ZigZag Path in a Binary Tree (Medium) Python-2023.04.19

posted @ 2023-04-19 16:08 Uriel 阅读(22) | 评论 (0) 编辑 |

[LeetCode]1857. Largest Color Value in a Directed Graph (Hard) Python-2023.04.09

posted @ 2023-04-09 18:28 Uriel 阅读(30) | 评论 (0) 编辑 |

[LeetCode]133. Clone Graph (Medium) Python-2023.04.08

posted @ 2023-04-08 18:48 Uriel 阅读(25) | 评论 (0) 编辑 |

[LeetCode]1020. Number of Enclaves (Medium) Python-2023.04.07

posted @ 2023-04-07 19:23 Uriel 阅读(19) | 评论 (0) 编辑 |

[LeetCode]1254. Number of Closed Islands (Medium) Python-2023.04.06

posted @ 2023-04-06 19:31 Uriel 阅读(21) | 评论 (0) 编辑 |

[LeetCode]958. Check Completeness of a Binary Tree (Medium) Python-2023.03.15

posted @ 2023-04-01 16:16 Uriel 阅读(23) | 评论 (0) 编辑 |

[LeetCode]2360. Longest Cycle in a Graph (Hard) Python-2023.03.26

posted @ 2023-03-26 18:35 Uriel 阅读(16) | 评论 (0) 编辑 |

[LeetCode]2316. Count Unreachable Pairs of Nodes in an Undirected Graph (Medium) Python-2023.03.25

posted @ 2023-03-25 17:22 Uriel 阅读(26) | 评论 (0) 编辑 |

[LeetCode]1466. Reorder Routes to Make All Paths Lead to the City Zero (Medium) Python-2023.03.24

posted @ 2023-03-24 17:42 Uriel 阅读(30) | 评论 (0) 编辑 |

[LeetCode]1319. Number of Operations to Make Network Connected (Medium) Python-2023.03.23

posted @ 2023-03-23 17:20 Uriel 阅读(26) | 评论 (0) 编辑 |

[LeetCode]2492. Minimum Score of a Path Between Two Cities (Medium) Python-2023.03.22

posted @ 2023-03-22 16:13 Uriel 阅读(28) | 评论 (0) 编辑 |

[LeetCode]211. Design Add and Search Words Data Structure (Medium) Python-2023.03.19

posted @ 2023-03-19 16:29 Uriel 阅读(26) | 评论 (0) 编辑 |

[LeetCode]129. Sum Root to Leaf Numbers (Medium) C++/Python-2014.01.18/2023.03.14

posted @ 2023-03-14 13:43 Uriel 阅读(22) | 评论 (0) 编辑 |

[LeetCode]101. Symmetric Tree (Easy) C++/Python-2014.01.07/2021.01.24/2023.03.13

posted @ 2023-03-13 13:53 Uriel 阅读(24) | 评论 (0) 编辑 |

[LeetCode]109. Convert Sorted List to Binary Search Tree (Medium) Python-2023.03.11

posted @ 2023-03-11 22:15 Uriel 阅读(25) | 评论 (0) 编辑 |

[LeetCode]652. Find Duplicate Subtrees (Medium) Python-2023.02.28

posted @ 2023-02-28 22:15 Uriel 阅读(27) | 评论 (0) 编辑 |

[LeetCode]103. Binary Tree Zigzag Level Order Traversal (Medium) Python-2023.02.19

posted @ 2023-02-19 20:23 Uriel 阅读(29) | 评论 (0) 编辑 |

[LeetCode]226. Invert Binary Tree (Easy) Python-2023.02.18

posted @ 2023-02-18 16:53 Uriel 阅读(18) | 评论 (0) 编辑 |

[LeetCode]783. Minimum Distance Between BST Nodes (Easy) Python-2023.02.17

posted @ 2023-02-17 20:56 Uriel 阅读(26) | 评论 (0) 编辑 |

[LeetCode]104. Maximum Depth of Binary Tree (Easy) C++/Python-2014.01.07/2021.01.24/2023.02.16

posted @ 2023-02-16 18:45 Uriel 阅读(28) | 评论 (0) 编辑 |

[LeetCode]2477. Minimum Fuel Cost to Report to the Capital (Medium) Python-2023.02.12

posted @ 2023-02-12 17:53 Uriel 阅读(14) | 评论 (0) 编辑 |

[LeetCode]1129. Shortest Path with Alternating Colors (Medium) Python-2023.02.11

posted @ 2023-02-11 19:17 Uriel 阅读(34) | 评论 (0) 编辑 |

[LeetCode]1162. As Far from Land as Possible (Medium) Python-2023.02.10

posted @ 2023-02-10 18:10 Uriel 阅读(18) | 评论 (0) 编辑 |

[LeetCode]787. Cheapest Flights Within K Stops (Medium) Python-2023.01.26

posted @ 2023-01-26 16:42 Uriel 阅读(34) | 评论 (0) 编辑 |

[LeetCode]2359. Find Closest Node to Given Two Nodes (Medium) Python-2023.01.25

posted @ 2023-01-25 15:19 Uriel 阅读(19) | 评论 (0) 编辑 |

[LeetCode]909. Snakes and Ladders (Medium) Python-2023.01.24

posted @ 2023-01-25 03:01 Uriel 阅读(23) | 评论 (0) 编辑 |

[LeetCode]131. Palindrome Partitioning (Medium) Python3-2023.01.22

posted @ 2023-01-22 23:25 Uriel 阅读(20) | 评论 (0) 编辑 |

[LeetCode]93. Restore IP Addresses (Medium) Python-2023.01.21

posted @ 2023-01-22 02:24 Uriel 阅读(22) | 评论 (0) 编辑 |

[LeetCode]491. Non-decreasing Subsequences (Medium) Python-2023.01.20

posted @ 2023-01-20 22:37 Uriel 阅读(21) | 评论 (0) 编辑 |

[LeetCode]2246. Longest Path With Different Adjacent Characters (Hard) Python-2023.01.13

posted @ 2023-01-15 04:18 Uriel 阅读(20) | 评论 (0) 编辑 |

[LeetCode]1519. Number of Nodes in the Sub-Tree With the Same Label (Medium) Python-2023.01.12

posted @ 2023-01-12 22:30 Uriel 阅读(22) | 评论 (0) 编辑 |

[LeetCode]1443. Minimum Time to Collect All Apples in a Tree (Medium) Python-2023.01.11

posted @ 2023-01-11 20:06 Uriel 阅读(37) | 评论 (0) 编辑 |

[LeetCode]980. Unique Paths III (Hard) Python-2022.12.31

posted @ 2022-12-31 20:23 Uriel 阅读(40) | 评论 (0) 编辑 |

[LeetCode]797. All Paths From Source to Target (Medium) Python-2022.12.30

posted @ 2022-12-30 17:14 Uriel 阅读(35) | 评论 (0) 编辑 |

[LeetCode]834. Sum of Distances in Tree (Hard) Python-2022.12.22

posted @ 2022-12-22 16:22 Uriel 阅读(46) | 评论 (0) 编辑 |

[LeetCode]841. Keys and Rooms (Medium) Python-2022.12.20

posted @ 2022-12-20 14:48 Uriel 阅读(29) | 评论 (0) 编辑 |

[LeetCode]1971. Find if Path Exists in Graph (Easy) Python-2022.12.19

posted @ 2022-12-19 19:05 Uriel 阅读(39) | 评论 (0) 编辑 |

[LeetCode]124. Binary Tree Maximum Path Sum (Hard) Python-2022.12.11

posted @ 2022-12-11 16:52 Uriel 阅读(36) | 评论 (0) 编辑 |

[LeetCode]1339. Maximum Product of Splitted Binary Tree (Medium) Python-2022.12.10

posted @ 2022-12-10 18:49 Uriel 阅读(29) | 评论 (0) 编辑 |

[LeetCode]1026. Maximum Difference Between Node and Ancestor (Medium) Python-2022.12.09

posted @ 2022-12-09 17:33 Uriel 阅读(36) | 评论 (0) 编辑 |

[LeetCode]872. Leaf-Similar Trees (Easy) Python-2022.12.08

posted @ 2022-12-08 10:33 Uriel 阅读(35) | 评论 (0) 编辑 |

[LeetCode]938. Range Sum of BST (Easy) Python-2022.12.07

posted @ 2022-12-07 13:47 Uriel 阅读(42) | 评论 (0) 编辑 |

[LeetCode]1345. Jump Game IV (Hard) Python-2022.12.04

posted @ 2022-12-05 12:51 Uriel 阅读(24) | 评论 (0) 编辑 |

[LeetCode]1306. Jump Game III (Medium) Python-2022.12.04

posted @ 2022-12-05 11:50 Uriel 阅读(36) | 评论 (0) 编辑 |

[LeetCode]79. Word Search (Medium) Python-2022.11.24

posted @ 2022-11-24 20:55 Uriel 阅读(30) | 评论 (0) 编辑 |

[LeetCode]1036. Escape a Large Maze (Hard) Python-2022.11.21

posted @ 2022-11-21 19:29 Uriel 阅读(30) | 评论 (0) 编辑 |

[LeetCode]1926. Nearest Exit from Entrance in Maze (Medium) Python-2022.11.21

posted @ 2022-11-21 17:42 Uriel 阅读(35) | 评论 (0) 编辑 |

[LeetCode]17. Letter Combinations of a Phone Number (Medium) Python-2022.11.17/2023.08.03

posted @ 2022-11-17 19:05 Uriel 阅读(25) | 评论 (0) 编辑 |

[LeetCode]222. Count Complete Tree Nodes (Medium) Python-2022.11.15

posted @ 2022-11-15 18:58 Uriel 阅读(36) | 评论 (0) 编辑 |

[LeetCode]947. Most Stones Removed with Same Row or Column (Medium) Python-2022.11.14

posted @ 2022-11-14 19:48 Uriel 阅读(28) | 评论 (0) 编辑 |

[LeetCode]107. Binary Tree Level Order Traversal II (Medium) CPP/Python-2014.01.12/2022.11.13

posted @ 2022-11-13 21:39 Uriel 阅读(23) | 评论 (0) 编辑 |

[LeetCode]102. Binary Tree Level Order Traversal (Medium) CPP/Python-2014.01.07/2022.11.13

posted @ 2022-11-13 21:21 Uriel 阅读(30) | 评论 (0) 编辑 |

[LeetCode]144. Binary Tree Preorder Traversal (Easy) CPP/Python-2014.01.05/2022.11.13

posted @ 2022-11-13 21:09 Uriel 阅读(22) | 评论 (0) 编辑 |

[LeetCode]145. Binary Tree Postorder Traversal (Easy) CPP/Python-2014.01.04/2022.11.13

posted @ 2022-11-13 21:04 Uriel 阅读(29) | 评论 (0) 编辑 |

[LeetCode]429. N-ary Tree Level Order Traversal (Medium) Python-2022.11.13

posted @ 2022-11-13 20:55 Uriel 阅读(26) | 评论 (0) 编辑 |

[LeetCode]94. Binary Tree Inorder Traversal (Easy) CPP/Python-2014.01.17/2022.11.13

posted @ 2022-11-13 20:23 Uriel 阅读(27) | 评论 (0) 编辑 |

[LeetCode]590. N-ary Tree Postorder Traversal (Easy) Python-2022.11.13

posted @ 2022-11-13 20:05 Uriel 阅读(31) | 评论 (0) 编辑 |

[LeetCode]589. N-ary Tree Preorder Traversal (Easy) Python-2022.11.13

posted @ 2022-11-13 18:58 Uriel 阅读(28) | 评论 (0) 编辑 |

[LeetCode]37. Sudoku Solver (Hard) Python-2022.11.11

posted @ 2022-11-12 08:02 Uriel 阅读(32) | 评论 (0) 编辑 |

[LeetCode]47. Permutations II (Medium) Python-2022.11.06

posted @ 2022-11-06 19:32 Uriel 阅读(26) | 评论 (0) 编辑 |

[LeetCode]46. Permutations (Medium) Python-2022.11.06/2023.08.02

posted @ 2022-11-06 19:00 Uriel 阅读(35) | 评论 (0) 编辑 |

[LeetCode]433. Minimum Genetic Mutation (Medium) Python-2022.11.02

posted @ 2022-11-02 17:13 Uriel 阅读(27) | 评论 (0) 编辑 |

POJ 1523 SPF---DFS

摘要: POJ 1523 SPF---DFS 阅读全文

posted @ 2010-08-08 19:42 Uriel 阅读(206) | 评论 (0) 编辑 |

POJ 1202---DFS+高精度

摘要: POJ 1202---DFS+高精度阅读全文

posted @ 2010-04-13 21:03 Uriel 阅读(697) | 评论 (0) 编辑 |

POJ 2023 Choose Your Own Adventure---BFS

摘要: POJ 2023 Choose Your Own Adventure---BFS 阅读全文

posted @ 2010-03-05 13:24 Uriel 阅读(336) | 评论 (0) 编辑 |

POJ 3194 Equidivisions---DFS

摘要: POJ 3194 Equidivisions---DFS 阅读全文

posted @ 2009-08-23 19:50 Uriel 阅读(291) | 评论 (0) 编辑 |

POJ 1321 棋盘问题---DFS

摘要: POJ 1321 棋盘问题---DFS 阅读全文

posted @ 2009-08-23 19:47 Uriel 阅读(968) | 评论 (5) 编辑 |