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Data Structures & Algorithms

data structures & algorithms

Leetcode Regular Expression Matching Java Solution

// SOLVING THIS WITH AN AI ASSISTANT (2026) If you are working through this problem with an AI coding assistant — Claude,…

3 min read June 27, 2020
data structures & algorithms

Leetcode ZigZag Conversion Java Solution

// SOLVING THIS WITH AN AI ASSISTANT (2026) If you are working through this problem with an AI coding assistant — Claude,…

2 min read June 27, 2020
data structures & algorithms

Leetcode Sum Root to Leaf Numbers Java Solution

// SOLVING THIS WITH AN AI ASSISTANT (2026) If you are working through this problem with an AI coding assistant — Claude,…

2 min read June 26, 2020
data structures & algorithms

Leetcode Find the Duplicate Number Java Solution

// SOLVING THIS WITH AN AI ASSISTANT (2026) If you are working through this problem with an AI coding assistant — Claude,…

2 min read June 26, 2020
data structures & algorithms

Leetcode Unique Binary Search Trees Java Solution

// SOLVING THIS WITH AN AI ASSISTANT (2026) If you are working through this problem with an AI coding assistant — Claude,…

2 min read June 25, 2020
data structures & algorithms

Leetcode Count Complete Tree Nodes Java Solution

// SOLVING THIS WITH AN AI ASSISTANT (2026) If you are working through this problem with an AI coding assistant — Claude,…

3 min read June 24, 2020
data structures & algorithms

Leetcode Single Number II Java Solution

// SOLVING THIS WITH AN AI ASSISTANT (2026) If you are working through this problem with an AI coding assistant — Claude,…

2 min read June 23, 2020
data structures & algorithms

Leetcode Dungeon Game Java Solution

// SOLVING THIS WITH AN AI ASSISTANT (2026) If you are working through this problem with an AI coding assistant — Claude,…

3 min read June 21, 2020
data structures & algorithms

Leetcode 59 Spiral Matrix II Java Solution

// SOLVING THIS WITH AN AI ASSISTANT (2026) If you are working through this problem with an AI coding assistant — Claude,…

2 min read June 15, 2020
data structures & algorithms

Leetcode 54 Spiral Matrix Java Solution

// SOLVING THIS WITH AN AI ASSISTANT (2026) If you are working through this problem with an AI coding assistant — Claude,…

2 min read June 15, 2020