PROJECT EULER · #0957
Point Genesis
There is a plane on which all points are initially white, except three red points and two blue points.
On each day, every line passing through a red point and a blue point is constructed. Then every white point, where two different such lines meet, turns blue.
Let
For example,
Find
Write-up coming later
The complete problem is available here. An approach, code, and answer will be added later.