A teenage programmer tests a set of instructions she has written to get her computer to mop the floor. Suitable for teaching ...

I've got a group of strings that grouped by the first few characters (not a set number) and then differentiated by some final characters that are unique.<BR><BR>I want to figure out how to match the ...

The original version of this story appeared in Quanta Magazine. One July afternoon in 2024, Ryan Williams set out to prove himself wrong. Two months had passed since he’d hit upon a startling ...