Скачать или смотреть LeetCode 1002 | Find Common Characters | Python Min-Frequency Intersection | AlgoYogi

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We solve LeetCode 1002: Find Common Characters using Python and a clean frequency-intersection idea.
Goal: given an array of lowercase words, return all characters that appear in every word (with multiplicity).

Approach:
Build a frequency count for the first word.
For each next word, take the elementwise minimum with its frequency count.
Expand the final counts back into a list of characters.

👉 Problem Link: https://leetcode.com/problems/find-co...

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⏱ Timestamps
0:00 Introduction
0:20 Problem Statement
0:50 Min-Frequency Intersection
14:00 Python Code Walkthrough
20:00 Time & Space Complexity

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💡 Why Watch?
Elegant intersection-by-counts pattern for strings
Linear in total characters, constant alphabet size
Interview-friendly and easy to reason about

#LeetCode #FindCommonCharacters #Python #AlgoYogi #Counting #HashMap