The O(n) Club: Bitwise AND of Numbers Range — or, Why Naive Loops Cry
The O(n) Club: Bitwise AND of Numbers Range — or, Why Naive Loops Cry ⚡ TL;DR Bitwise AND from left to right: all differing bits will be…
The O(n) Club: How Many 1’s? Hamming Weight and Your Bitwise Showdown
The O(n) Club: How Many 1’s? Hamming Weight and Your Bitwise Showdown ⚡ TL;DR You want to count the number of 1 bits in an integer. You could…
The O(n) Club: Hamming Distance: When Your Bits Can’t Agree (And Why XOR is King)
The O(n) Club: Hamming Distance — When Your Bits Can’t Agree (And Why XOR is King) ⚡ TL;DR How many bits do x and y disagree on? XOR them,…