The Two Egg Drop Problem: Why the Answer Is 14
Post · Sep 28, 2026
Two eggs, a 100-floor building, and the fewest drops that are guaranteed to find the floor where eggs start breaking. Binary search is the obvious answer, and it loses badly.
Hashing and the Birthday Paradox
Post · Apr 22, 2026
A 32-bit hash has 4.3 billion possible values. How many items can you hash before a collision is a coin flip? Not billions: about 77,000.