In this video, we solve Leetcode 1 – Two Sum using the most efficient and widely used method: Python dictionary (hash map). This is one of the most popular interview questions and a must-know for any beginner in coding.
📌 What you’ll learn:
Understanding the Two Sum problem
Why dictionary is the optimal approach
Step-by-step Python code explanation
Time and space complexity analysis
How to handle edge cases smartly
👨💻 Language used: Python
🎯 Perfect for interview prep, Leetcode practice, and mastering hash maps in Python.
💬 Share your approach or questions in the comments — let’s discuss!
#leetcode1 #twosum #python #hashmap #dsa #interviewprep #csestudent #pythonforbeginners #leetcodeeasy #codinginterview #placementprep
