🧩 LeetCode 75 Study Plan — Solutions

My solutions to the LeetCode 75 study plan, in C++

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About the Challenge

The LeetCode 75 Study Plan is a curated set of problems designed to sharpen core algorithmic and data-structure skills for technical interviews. It covers two tiers:

Tier	Topics
Tier 1	Arrays & Strings, Linked List, Two Pointers, Stack
Tier 2	Sliding Window, Trees, Binary Search, Backtracking, Heap / Priority Queue, Graphs

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📊 Progress: 9 / 75

🚧 Repository is actively growing — check back for new solutions!

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✅ Solutions

#	Problem	Difficulty	Topic	File
1	Merge Strings Alternately	Easy	Strings	Merge%20Strings%20Alternately.cpp
2	Greatest Common Divisor of Strings	Easy	Strings	GCD%20of%20Strings.cpp
3	Kids With the Greatest Number of Candies	Easy	Arrays	Kids%20With%20Candies.cpp
4	Can Place Flowers	Easy	Arrays	Can%20Place%20Flowers.cpp
5	Reverse Vowels of a String	Easy	Strings	Reverse%20Vowels.cpp
6	Reverse Words in a String	Medium	Strings	Reverse%20Words.cpp
7	Product of Array Except Self	Medium	Arrays	Product%20of%20Array%20Except%20Self.cpp
8	Increasing Triplet Subsequence	Medium	Arrays	Increasing%20Triplet%20Subsequence.cpp
9	String Compression	Medium	Strings	String%20Compression.cpp

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📁 Directory Structure

LeetCode-75/
└── Array&String/
    ├── Merge Strings Alternately.cpp
    ├── GCD of Strings.cpp
    ├── Kids With Candies.cpp
    ├── Can Place Flowers.cpp
    ├── Reverse Vowels.cpp
    ├── Reverse Words.cpp
    ├── Product of Array Except Self.cpp
    ├── Increasing Triplet Subsequence.cpp
    └── String Compression.cpp

💡 Additional topic folders (Linked List, Two Pointers, Sliding Window, etc.) will be added as solutions are completed.

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🚀 How to Use

1. Clone the repository:

   git clone https://github.com/Ereh11/LeetCode-75.git

2. Browse solutions — Each .cpp file contains one complete solution with clear variable naming.

3. Compile & run locally:

   g++ "Array&String/Merge Strings Alternately.cpp" -o solution && ./solution

4. Or open in VS Code — Each file is self-contained and ready to submit on LeetCode.

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🛠️ Tech Stack

• Language: C++ (GCC / Clang)
• IDE: Visual Studio Code
• Target: LeetCode Online Judge

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📜 License

This repository is licensed under the MIT License — feel free to use and study the solutions.

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Happy problem solving! 🎉 If you find this repo helpful, give it a ⭐!