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Diffstat (limited to 'users/sterni/exercises/aoc/2022/07/7.bqn')
| -rw-r--r-- | users/sterni/exercises/aoc/2022/07/7.bqn | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/users/sterni/exercises/aoc/2022/07/7.bqn b/users/sterni/exercises/aoc/2022/07/7.bqn new file mode 100644 index 0000000000..2fc387f340 --- /dev/null +++ b/users/sterni/exercises/aoc/2022/07/7.bqn @@ -0,0 +1,24 @@ +lib ← •Import "../../lib.bqn" +cmds ← 1↓ '$' ((+`= ⟜(⊑¨))⊔⊢) •FLines "input" +paths ← (<⟨⟩) { + 𝕨 𝕊 "$ ls": 𝕨; + 𝕨 𝕊 "$ cd /": ⟨⟩; + 𝕨 𝕊 "$ cd ..": (-1)↓𝕨; + 𝕨 𝕊 𝕩: 𝕨∾<5↓𝕩 # "$ cd …" +}` ⊑¨cmds +ParseLs ← { + dirs‿files ← 2↑((lib.IsAsciiNum∘⊑∘⊑)¨⊔⊢) ((<' ')⊸lib.SplitOn)¨ 1↓𝕩 + (1⊑¨dirs)⋈(lib.ReadDec 0⊸⊑)¨files +} +dirlists ← ParseLs⌾(1⊸⊑)¨⥊⋈˘(("$ cd"⊸≢⟜(4⊸↑)∘⊑¨)∘(1⊸⊏)˘/⊢) (⍒≠¨paths)⊏⍉paths≍cmds +DirSize ← {⊑𝕨 (⊑∘(1⊸⊑¨∘⊣⊐⊢)⊑⊣) <𝕩} +DirName ← ∾'/'⊸∾¨ +dirsizes ← ⊑¨ ⟨⟩ { + szs 𝕊 ⟨dir, subdirs‿files⟩: + Canon ← DirName dir⊸∾⟜⋈ + sz ← +´files∾szs⊸DirSize∘Canon¨ subdirs + szs∾<sz⋈DirName dir +}˜´ ⌽dirlists + +•Out "day07.1: "∾•Fmt +´ 100000 (≥/⊢) dirsizes +•Out "day07.2: "∾•Fmt (30000000-70000000-⌈´dirsizes) ⌊´∘(≤/⊢) dirsizes |