CODING INTERVIEW QUESTIONS

Resources:

• Neetcode.io Roadmap
• Neetcode Python Reference

Neetcode 150 Progress:

Arrays & Hashing

Name of Question	Difficulty	Completion Status	Solution
1. Contains Duplicate	Easy	✅	Python
2. Valid Anagram	Easy	✅	Python
3. Two Sum	Easy	✅	Python
4. Group Anagrams	Medium
5. Top K Frequent Elements	Medium	✅	Python
6. Encode and Decode Strings	Medium
7. Product of Array Except Self	Medium
8. Valid Sudoku	Medium	✅	Python
9. Longest Consecutive Sequence	Medium

Two Pointers

Name of Question	Difficulty	Completion Status	Solution
1. Valid Palindrome	Easy	✅	Python
2. Two Sum II Input Array Is Sorted	Medium	✅	Python
3. Three Integer Sum	Medium
4. Container With Most Water	Medium	✅	Python
5. Trapping Rain Water	Hard

Stack

Name of Question	Difficulty	Completion Status	Solution
1. Valid Parentheses	Easy	✅	Python
2. Min Stack	Medium
3. Evaluate Reverse Polish Notation	Medium
4. Generate Parentheses	Medium
5. Daily Temperatures	Medium	✅	Python
6. Car Fleet	Medium	✅	Python
7. Largest Rectangle in Histogram	Hard

Binary Search

Name of Question	Difficulty	Completion Status	Solution
1. Binary Search	Easy	✅	Python
2. Search a 2D Matrix	Medium
3. Koko Eating Bananas	Medium	✅	Python
4. Find Minimum in Sorted Array	Medium
5. Search in Rotated Sorted Array	Medium
6. Time Based Key Value Store	Medium
7. Median of Two Sorted Arrays	Hard

Sliding Window

Name of Question	Difficulty	Completion Status	Solution
1. Best Time to Buy and Sell Stock	Easy
2. Longest Substring Without Repeating Characters	Medium
3. Longest Repeating Character Replacement	Medium
4. Permutation in String	Medium
5. Minimum Window Substring	Medium
6. Sliding Window Maximum	Medium

Linked List

Name of Question	Difficulty	Completion Status	Solution
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