Bit Manipulation Study Guide

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Basic Bit Operations

• 🟩 BinaryGap [Solution]
• 🟩 190. Reverse Bits
• 🟩 191. Number of 1 Bits
• 🟩 2220. Minimum Bit Flips to Convert Number [Solution]
• 🟩 3226. Number of Bit Changes to Make Two Integers Equal [Solution]
• 🟩 136. Single Number [Solution]

Bit Counting and Manipulation

• 🟨 338. Counting Bits
• 🟩 136. Single Number [Solution]
• 🟨 137. Single Number II

Bitwise Arithmetic

• 🟩 67. Add Binary
• 🟨 371. Sum of Two Integers

Advanced Bit Manipulation

• 🟨 3209. Number of Subarrays With AND Value of K [Solution]

Prefix Array

• 1310. XOR Queries of a Subarray [Solution]

Problem Difficulty Legend

• 🟩 Easy
• 🟨 Medium
• 🟧 Medium-Hard
• 🟥 Hard
• ⬛ Very Hard

Additional Resources

• Bit Manipulation Tricks (Video)
• Bitwise Operators in C/C++ (GeeksforGeeks)
• Bit Manipulation Cheat Sheet