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Java

2025 年

03 月

leetcode 102 - Binary Tree Level Order Traversal
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LeetCode
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Java LeetCode Medium Tree Blind 75
leetcode 371 - Sum of Two Integers
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LeetCode
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Java LeetCode Medium Bit Manipulation Blind 75
leetcode 347 - Top K Frequent Elements
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LeetCode
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Java LeetCode Medium Hash Map Blind 75
leetcode 105 - Construct Binary Tree from Preorder and Inorder Traversal
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LeetCode
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Java LeetCode Medium Tree Blind 75
leetcode 19 - Remove Nth Node From End of List
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LeetCode
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Java LeetCode Medium Linked List Blind 75
leetcode 211 - Design Add and Search Words Data Structure
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LeetCode
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Java LeetCode Medium Blind 75 Trie
leetcode 230 - Kth Smallest Element in a BST
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LeetCode
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Java LeetCode Medium Tree Blind 75
leetcode 39 - Combination Sum
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LeetCode
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Java LeetCode Medium Backtracking Blind 75
leetcode 417 - Pacific Atlantic Water Flow
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LeetCode
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Java LeetCode Medium DFS Blind 75
leetcode 49 - Group Anagrams
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LeetCode
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Java LeetCode Medium Hash Map Blind 75
leetcode 143 - Reorder List
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LeetCode
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Java LeetCode Medium Linked List Blind 75
leetcode 206 - Reverse Linked List
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LeetCode
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Java LeetCode Easy Linked List Blind 75
leetcode 208 - Implement Trie (Prefix Tree)
類別 
LeetCode
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Java LeetCode Medium Blind 75 Trie
leetcode 226 - Invert Binary Tree
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LeetCode
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Java LeetCode Easy Tree Blind 75
leetcode 235 - Lowest Common Ancestor of a Binary Search Tree
類別 
LeetCode
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Java LeetCode Medium Tree Blind 75
leetcode 572 - Subtree of Another Tree
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LeetCode
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Java LeetCode Easy Tree Blind 75
leetcode 242 - Valid Anagram
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LeetCode
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Java LeetCode Easy String Blind 75
leetcode 55 - Jump Game
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LeetCode
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Java LeetCode Medium Blind 75 Greedy
leetcode 647 - Palindromic Substrings
類別 
LeetCode
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Java LeetCode Medium String Blind 75
leetcode 79 - Word Search
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LeetCode
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Java LeetCode Medium DFS Blind 75
leetcode 98 - Validate Binary Search Tree
類別 
LeetCode
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Java LeetCode Medium Tree Blind 75
leetcode 190 - Reverse Bits
類別 
LeetCode
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Java LeetCode Easy Bit Manipulation Blind 75
leetcode 191 - Number of 1 Bits
類別 
LeetCode
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Java LeetCode Easy Bit Manipulation Blind 75
leetcode 338 - Counting Bits
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LeetCode
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Java LeetCode Easy Bit Manipulation Blind 75
leetcode 3 - Longest Substring Without Repeating Characters
類別 
LeetCode
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Java LeetCode Medium String Blind 75
leetcode 424 - Longest Repeating Character Replacement
類別 
LeetCode
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Java LeetCode Medium String Blind 75
leetcode 5 - Longest Palindromic Substring
類別 
LeetCode
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Java LeetCode Medium String Blind 75

02 月

leetcode 100 - Same Tree
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LeetCode
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Java LeetCode Easy Tree Blind 75
leetcode 934 - Shortest Bridge
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LeetCode
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Java LeetCode Medium BFS DFS
leetcode 200 - Number of Islands
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LeetCode
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Java LeetCode Medium DFS Blind 75
leetcode 127 - Word Ladder
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LeetCode
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Java LeetCode Hard BFS Blind 75
leetcode 20 - Valid Parentheses
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LeetCode
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Java LeetCode Easy Stack Blind 75
leetcode 739 - Daily Temperatures
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LeetCode
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Java LeetCode Medium Stack
leetcode 23 - Merge k Sorted Lists
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LeetCode
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Java LeetCode Hard Heap Blind 75
leetcode 560 - Subarray Sum Equals K
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LeetCode
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Java LeetCode Medium Hash Map
leetcode 542 - 01 Matrix
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LeetCode
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Java LeetCode Medium BFS
leetcode 129 - Sum Root to Leaf Numbers
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LeetCode
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Java LeetCode Medium DFS
leetcode 496 - Next Greater Element I
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LeetCode
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Java LeetCode Easy Stack
leetcode 124 - Binary Tree Maximum Path Sum
類別 
LeetCode
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Java LeetCode Hard DFS Blind 75
leetcode 104 - Maximum Depth of Binary Tree
類別 
LeetCode
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Java LeetCode Easy BFS DFS Tree Blind 75
leetcode 199 - Binary Tree Right Side View
類別 
LeetCode
標籤 
Java LeetCode Medium BFS DFS
leetcode 215 - Kth Largest Element in an Array
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LeetCode
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Java LeetCode Medium Heap
leetcode 503 - Next Greater Element II
類別 
LeetCode
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Java LeetCode Medium Stack
leetcode 1 - Two Sum
類別 
LeetCode
標籤 
Java LeetCode Easy Hash Map Blind 75
leetcode 394 - Decode String
類別 
LeetCode
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Java LeetCode Medium Stack
leetcode 735 - Asteroid Collision
類別 
LeetCode
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Java LeetCode Medium Stack

01 月

leetcode 57 - Insert Interval
類別 
LeetCode
標籤 
Java LeetCode Medium Array Blind 75
leetcode 435 - Non-overlapping Intervals
類別 
LeetCode
標籤 
Java LeetCode Medium Array Blind 75
leetcode 56 - Merge Intervals
類別 
LeetCode
標籤 
Java LeetCode Medium Array Blind 75
leetcode 33 - Search in Rotated Sorted Array
類別 
LeetCode
標籤 
Java LeetCode Medium Array Binary Search Blind 75
leetcode 48 - Rotate Image
類別 
LeetCode
標籤 
Java LeetCode Medium Array Blind 75
leetcode 300 - Longest Increasing Subsequence
類別 
LeetCode
標籤 
Java LeetCode Medium Array Blind 75
leetcode 73 - Set Matrix Zeroes
類別 
LeetCode
標籤 
Java LeetCode Medium Array Blind 75
leetcode 153 - Find Minimum in Rotated Sorted Array
類別 
LeetCode
標籤 
Java LeetCode Medium Array Binary Search Blind 75
leetcode 237 - Delete Node in a Linked List
類別 
LeetCode
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Java LeetCode Medium Linked List
leetcode 128 - Longest Consecutive Sequence
類別 
LeetCode
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Java LeetCode Medium Array Blind 75
leetcode 152 - Maximum Product Subarray
類別 
LeetCode
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Java LeetCode Medium Array Blind 75
leetcode 238 - Product of Array Except Self
類別 
LeetCode
標籤 
Java LeetCode Medium Array Blind 75
leetcode 54 - Spiral Matrix
類別 
LeetCode
標籤 
Java LeetCode Medium Array Blind 75
leetcode 2 - Add Two Numbers
類別 
LeetCode
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Java LeetCode Medium Linked List
leetcode 141 - Linked List Cycle
類別 
LeetCode
標籤 
Java LeetCode Easy Linked List Blind 75
leetcode 1231 - Divide Chocolate
類別 
LeetCode
標籤 
Java LeetCode Medium Binary Search
leetcode 125 - Valid Palindrome
類別 
LeetCode
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Java LeetCode Easy String Two Pointers Blind 75
leetcode 268 - Missing Number
類別 
LeetCode
標籤 
Java LeetCode Easy Array Blind 75
leetcode 410 - Split Array Largest Sum
類別 
LeetCode
標籤 
Java LeetCode Hard Binary Search
leetcode 1011 - Capacity To Ship Packages Within D Days
類別 
LeetCode
標籤 
Java LeetCode Medium Binary Search
leetcode 217 - Contains Duplicate
類別 
LeetCode
標籤 
Java LeetCode Easy Array Blind 75
leetcode 21 - Merge Two Sorted Lists
類別 
LeetCode
標籤 
Java LeetCode Easy Linked List Blind 75
leetcode 852 - Peak Index in a Mountain Array
類別 
LeetCode
標籤 
Java LeetCode Medium Binary Search
leetcode 92 - Reverse Linked List II
類別 
LeetCode
標籤 
Java LeetCode Medium Linked List
leetcode 121 - Best Time to Buy and Sell Stock
類別 
LeetCode
標籤 
Java LeetCode Easy Array Blind 75