[2023][uiua][11.x]

main
Alpha Chen 4 months ago
parent 28e35196f5
commit 0da7444be5
Signed by: alpha
SSH Key Fingerprint: SHA256:3fOT8fiYQG/aK9ntivV3Bqtg8AYQ7q4nV6ZgihOA20g

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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
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