2025/2: nushell part 1

2025/2/nu/main.nu

@@ -0,0 +1,26 @@
+#!/usr/bin/env nu
+def part-1 [parsed] {
+  $parsed
+  | each -f {
+    |row| where {|x| into string
+      | split chars
+      | take (($in | length) // 2)
+      | ($in | str join) + ($in | str join)
+      | try {into int} catch {0}
+      | $in == $x
+    }
+  } | math sum 
+}
+
+let input = open input
+let parsed = $input
+           | str trim
+           | lines
+           | str join
+           | split row ','
+           | split column '-'
+           | rename l u
+           | into int l u
+           | each {|row| $row.l..$row.u}
+
+timeit {print (part-1 $parsed)}