day 2, optimization

day02.ua

@@ -4,8 +4,9 @@ $ Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red
 $ Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red
 $ Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green
 TestInput ←
-Colors ← {"red" "green" "blue"}
 
+# Original parsing solution
+Colors ← {"red" "green" "blue"}
 Parse ← (
   ⊔⊢⇌↘1 regex "Game (\\d+): (.*)"
   ⊜(□⊜(⇌⊜((parse⊔⋅∘|⊙;)<3.⊃(⊗⊙Colors|∘)□)≠@ .)≠@,.)≠@;.
@@ -14,11 +15,22 @@ Parse ← (
   )
 )
 
+# Somewhat optimized second take on parsing
+ColorsII ← "rgb"
+ParseII ← (
+  ↘+2⊗@:.
+  ⬚0⊜(⊕∘⍘⊟⍉∵(⊟⊃(⊗⊙ColorsII⊢|parse↘2)⇌⊔) regex "\\d+ [rgb]")≠@;.
+  ↯¯1_3
+)
+
 PartI ← /×≤12_13_14/↥
 PartII ← /×/↥
 
-/+×+1⇡⧻.⊜(PartI Parse)≠@\n.TestInput
+/+×+1⇡⧻.⊜(PartI ParseII)≠@\n.TestInput
-/+×+1⇡⧻.⊜(PartI Parse)≠@\n.&fras "day02.in"
+/+×+1⇡⧻.⊜(PartI ParseII)≠@\n.&fras "day02.in"
+
+/+⊜(PartII ParseII)≠@\n.TestInput
+/+⊜(PartII ParseII)≠@\n.&fras "day02.in"
 
-/+⊜(PartII Parse)≠@\n.TestInput
+⊙⋅∘⍜now⊜(□ Parse)≠@\n.&fras "day02.in"
-/+⊜(PartII Parse)≠@\n.&fras "day02.in"
+⊙⋅∘⍜now⊜(□ ParseII)≠@\n.&fras "day02.in"