Python Coding
LeetCode-style problems + pandas, NumPy, and data manipulation tasks.
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- 01Climbing Stairs
- 02Coin Change (Fewest Coins)
- 03Consecutive Monthly Purchases
- 04Defang an IP Address
- 05Pandas: Handling Duplicates & Missing Values
- 06Email Validation with Regular Expressions
- 07Euclidean Distance
- 08Factorial Trailing Zeroes
- 09Find M Largest Numbers
- 10First Non-Repeating Character
- 11First to Roll a Six
- 12FizzBuzz
- 13List vs. Tuple
- 14Pandas: .loc vs .iloc
- 15Merge Overlapping Intervals
- 16Min-Max Scaling (from Scratch)
- 17Missing Number
- 18Modify Array Columns
- 19Pandas: Grouping and Aggregation
- 20Parse Encoded String
- 21Replace Words with Roots (Stemming)
- 22Reverse a String
- 23Pandas: Sales Analysis with Promotions
- 24String Permutations
- 25Two Sum
- 26Valid Palindrome Check