From e47de8355dca82953a77618af636524feef361dd Mon Sep 17 00:00:00 2001
From: seth <getchoo@tuta.io>
Date: Wed, 16 Aug 2023 08:58:40 -0400
Subject: misc: add fizzbuzz

---
 misc/fizzbuzz.nix | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 misc/fizzbuzz.nix

(limited to 'misc/fizzbuzz.nix')

diff --git a/misc/fizzbuzz.nix b/misc/fizzbuzz.nix
new file mode 100644
index 0000000..8306bd1
--- /dev/null
+++ b/misc/fizzbuzz.nix
@@ -0,0 +1,27 @@
+max: let
+  inherit (builtins) concatStringsSep filter isString map toString;
+
+  mod = num: denom: num / denom * denom == num;
+
+  results = {
+    "15" = "fizzbuzz";
+    "3" = "fizz";
+    "5" = "buzz";
+  };
+
+  fizzbuzz = num: let
+    a = filter isString (map (d:
+      if mod num d
+      then results.${toString d}
+      else d) [15 3 5]);
+  in
+    if a == []
+    then toString num
+    else builtins.elemAt a 0;
+
+  generate = i: max:
+    if i == max
+    then ["${fizzbuzz i}\n"]
+    else [(fizzbuzz i)] ++ (generate (i + 1) max);
+in
+  concatStringsSep "\n" (generate 1 max)
-- 
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