Algorithm-Practice

Algorithm Training by Adam Shimou

Collection of algorithm solutions with explanations and complexity analysis. Interview preparation focused.

📊 Progress

Difficulty	Solved
Easy	6
Medium	5
Hard	0
Total	11

Problems

Arrays & Hashing

#	Title	Difficulty	Solution	Topics
1	Two Sum	🟢 Easy	Python	Array, Hash Table
54	Spiral Matrix	🟡 Medium	Python	Array, Matrix
88	Merge Sorted Array	🟢 Easy	Python	Array, Two Pointers
128	Longest Consecutive Sequence	🟡 Medium	Python	Array, Hash Table
217	Contains Duplicate	🟢 Easy	Python	Array, Hash Table
238	Product of Array Except Self	🟡 Medium	Python	Array, Prefix Sum
242	Valid Anagram	🟢 Easy	Python	Hash Table, String

Graphs

#	Title	Difficulty	Solution	Topics
200	Number of Islands	🟡 Medium	Python	Array, BFS, DFS

Stack & Queue

#	Title	Difficulty	Solution	Topics
20	Valid Parentheses	🟢 Easy	Python	String, Stack

Two Pointers

#	Title	Difficulty	Solution	Topics
125	Valid Palindrome	🟢 Easy	Python	Two Pointers, String
167	Two Sum II	🟡 Medium	Python	Array, Two Pointers

Common Patterns

• Hash Table: Two Sum, Group Anagrams
• Two Pointers: Container With Most Water, 3Sum
• Sliding Window: Longest Substring Without Repeating
• Stack: Valid Parentheses, Daily Temperatures
• Binary Search: Search in Rotated Sorted Array

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Tech Stack

Languages: Python 3.11, Java 17
Focus Areas: Arrays, Strings, Trees, Graphs, Dynamic Programming

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🤝 Connect

• LinkedIn: linkedin.com/in/adamshimou
• GitHub: github.com/adamkshimou

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