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Blind 75 Difficulty: Easy Difficulty: Medium Difficulty: Hard

Android Data Science Computer Vision Simulations

UUID Generator Code Formatter

Check If a String Contains All Binary Codes of Size K

medium Solve on LeetCode

Problem
Examples
Example 1
Example 2
Example 3
Solution
Method 1 - Hash Set of Substrings (Recommended)
Intuition
Approach
Code
Complexity
Method 2 - Rolling Hash / Bitmask (Optimized)
Intuition
Approach
Code
Complexity
Method 3 - Bitmask Array (Space-optimized boolean array)
Intuition
Approach
Code
Complexity

Related Tags

bit-manipulation bits breadth-first-search depth-first-search graph hash-function hash-table leetcode rolling-hash string string/binary topological-sort

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