[2023][uiua][11.x]

12 months ago · 0da7444be5
parent 28e35196f5
commit 0da7444be5
2 changed files with 150 additions and 0 deletions
--- a/2023/day_11.txt
+++ b/2023/day_11.txt
@ -0,0 +1,140 @@
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--- a/2023/uiua/day_11.ua
+++ b/2023/uiua/day_11.ua
@ -0,0 +1,10 @@
+MappedIndices ← +⊃(\+×≡/×=@.)(⇡⧻): -1
+
+Input ← &fras "../day_11.txt"
+⊜∘≠, @\n Input                       # split on newlines
+↯¯1_2⊞⊂ ∩(MappedIndices 1000000) ⊃∘⍉ # map indices
+=@#▽≠@\n. Input                      # find galaxies
+▽                                    # keep galaxies
+↯¯1_2_2⊠⊟.                           # galaxy pairs
+/+≡(/+⌵-°⊟)                          # distances
+÷2                                   # account for reversed pairs