Toot

Written by Steve Purcell on 2024-12-15 at 18:18

Day 4:

⊜∘¬∊@\n.

IsXMAS ← /+≡(≍"XMAS")⊂≡⇌.[⊃(⊢|⊢⍉|⊡⍉⊟⇌.⇡4|⊡⍉⊟.⇡4)]

IsCrossMAS ← =2/+≡(≍"MAS") ⊂≡⇌.[⊃(⊡⍉⊟⇌.⇡3|⊡⍉⊟.⇡3)]

∩(/+♭) ⬚@.⧈⊃(IsCrossMAS|IsXMAS) 4_4

https://www.uiua.org/pad?src=0_14_0-rc_1__IyBBT0MgRGF5IDQKCiQgTU1NU1hYTUFTTQokIE1TQU1YTVNNU0EKJCBBTVhTWE1BQU1NCiQgTVNBTUFTTVNNWAokIFhNQVNBTVhBTU0KJCBYWEFNTVhYQU1BCiQgU01TTVNBU1hTUwokIFNBWEFNQVNBQUEKJCBNQU1NTVhNTU1NCiQgTVhNWEFYTUFTWAoK4oqc4oiYwqziiIpAXG4uCklzWE1BUyAgICAg4oaQIC8r4omhKOKJjSJYTUFTIiniioLiiaHih4wuW-KKgyjiiqJ84oqi4o2JfOKKoeKNieKKn-KHjC7ih6E0fOKKoeKNieKKny7ih6E0KV0KSXNDcm9zc01BUyDihpAgPTIvK-KJoSjiiY0iTUFTIikg4oqC4omh4oeMLlviioMo4oqh4o2J4oqf4oeMLuKHoTN84oqh4o2J4oqfLuKHoTMpXQriiKkoLyvima0pIOKsmkAu4qeI4oqDKElzQ3Jvc3NNQVN8SXNYTUFTKSA0XzQK

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