• 136. Single Number
• 190. Reverse Bits
• 191. Number of 1 Bits
• 231. Power of Two
• 268. Missing Number
• 342. Power of Four
• 389. Find the Difference
• 461. Hamming Distance
• 405. Convert a Number to Hexadecimal
• 476. Number Complement
• 693. Binary Number with Alternating Bits
• 762. Prime Number of Set Bits in Binary Representation
• 1290. Convert Binary Number in a Linked List to Integer
• 1342. Number of Steps to Reduce a Number to Zero
• 1486. XOR Operation in an Array