n3o59hf

fun main() {
    val input = File("data/23a").readLines().map { Bot.parse(it) }.toSet()
    // Part 1
    val maxRadiusBot = input.maxBy { it.r } ?: return
    println(input.count { it.copy(r = 0).intersects(maxRadiusBot) })

    // Part 2
    val startPosition = Coord(0, 0, 0)

    var currentRadius = max(input.deltaBy { it.pos.x }, max(input.deltaBy { it.pos.y }, input.deltaBy { it.pos.z }))

n3o59hf

Keybase proof

I hereby claim:

• I am n3o59hf on github.
• I am n3o59hf (https://keybase.io/n3o59hf) on keybase.
• I have a public key whose fingerprint is AF53 72BE C4F4 5397 C10D FBE2 12A8 5879 E480 4561

To claim this, I am signing this object: