From: Ben Harris <bjh21@bjh21.me.uk>
Date: Thu, 9 May 2024 13:00:31 +0000 (+0100)
Subject: 09: prep cleanup
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~bjharris/git?a=commitdiff_plain;h=9cb929afe28b148da055528094b1e8316b588d84;p=aoc-2022.git

09: prep cleanup
---

diff --git a/09/09a.bqn b/09/09a.bqn
index 4f9d027..113f067 100644
--- a/09/09a.bqn
+++ b/09/09a.bqn
@@ -1,7 +1,5 @@
-
 Prep←{
-  directions←⍉['U'‿⟨0,1⟩,'D'‿⟨0,¯1⟩,'L'‿⟨¯1,0⟩,'R'‿⟨1,0⟩]
-  dirs←((⊏directions)⊐⊑¨𝕩)⊏(1⊏directions)
+  dirs←("UDLR"⊐⊑¨𝕩)⊏⟨⟨0,1⟩,⟨0,¯1⟩,⟨¯1,0⟩,⟨1,0⟩⟩
   dists←{•ParseFloat 2↓𝕩}¨𝕩
   dists/dirs
 }
diff --git a/09/09b.bqn b/09/09b.bqn
index f857c80..6d19004 100644
--- a/09/09b.bqn
+++ b/09/09b.bqn
@@ -1,6 +1,5 @@
 Prep←{
-  directions←⍉['U'‿⟨0,1⟩,'D'‿⟨0,¯1⟩,'L'‿⟨¯1,0⟩,'R'‿⟨1,0⟩]
-  dirs←((⊏directions)⊐⊑¨𝕩)⊏(1⊏directions)
+  dirs←("UDLR"⊐⊑¨𝕩)⊏⟨⟨0,1⟩,⟨0,¯1⟩,⟨¯1,0⟩,⟨1,0⟩⟩
   dists←{•ParseFloat 2↓𝕩}¨𝕩
   dists/dirs
 }