🧠 LeetCode Solutions

A collection of my LeetCode solutions, organized by topic and difficulty, with detailed explanations for each problem.

📊 Stats

Metric	Value
Total Solved	242 / 3860
Rank	587,433
Submissions (Past Year)	287

Difficulty	Solved	Progress
🟢 Easy	64 / 929	██████░░░░░░░░░░ 6.9%
🟡 Medium	139 / 2019	██████░░░░░░░░░░ 6.9%
🔴 Hard	39 / 912	████░░░░░░░░░░░░ 4.3%

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🛠️ Skills

🔴 Advanced

Skill	Problems Solved
Dynamic Programming	39
Backtracking	21
Divide and Conquer	16
Trie	6
Monotonic Stack	5
Union-Find	3
Quickselect	2
Topological Sort	2

🟡 Intermediate

Skill	Problems Solved
Hash Table	42
Math	39
Tree	31
Binary Tree	31
Depth-First Search	27
Breadth-First Search	20
Recursion	17
Binary Search	15

🟢 Fundamental

Skill	Problems Solved
Array	96
String	57
Linked List	30
Two Pointers	29
Sorting	24
Stack	21
Matrix	17
Simulation	7

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📁 Solution Format

Each solution follows a consistent template:

## Intuition
Brief explanation of the first thoughts on approaching the problem.

## Approach
Step-by-step breakdown of the algorithm and logic used.

## Complexity
- **Time complexity:** O(...)
- **Space complexity:** O(...)

## Code
Solution implementations in Java, C++, C, Python, and PHP.

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🗂️ Repository Structure

├── Array/
├── String/
├── Linked List/
├── Tree/
├── Dynamic Programming/
├── Graph/
├── Binary Search/
├── Stack/
├── Hash Table/
├── Math/
├── Sorting/
├── Backtracking/
├── ...
└── README.md

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🤝 Connect

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"Problem solver passionate about algorithms, data structures, and optimizing solutions. Always learning and improving in competitive programming and coding challenges."