From 80750c8e164c159fe869b652be98a1eef64373dd Mon Sep 17 00:00:00 2001
From: Joelle Maslak <jmaslak@antelope.net>
Date: Tue, 19 Dec 2023 21:58:07 -0700
Subject: Joelle Maslak Week 248 Challenge

---
 challenge-248/joelle-maslak/raku/ch-1.raku | 42 ++++++++++++++++++++++++++++++
 challenge-248/joelle-maslak/raku/ch-2.raku | 37 ++++++++++++++++++++++++++
 2 files changed, 79 insertions(+)
 create mode 100644 challenge-248/joelle-maslak/raku/ch-1.raku
 create mode 100644 challenge-248/joelle-maslak/raku/ch-2.raku

diff --git a/challenge-248/joelle-maslak/raku/ch-1.raku b/challenge-248/joelle-maslak/raku/ch-1.raku
new file mode 100644
index 0000000000..a9f3bedcfc
--- /dev/null
+++ b/challenge-248/joelle-maslak/raku/ch-1.raku
@@ -0,0 +1,42 @@
+#!/usr/bin/env raku
+use v6.d;
+
+#
+# Copyright © 2023 Joelle Maslak
+# All Rights Reserved - See License
+#
+
+sub MAIN(Str:D $str = "loveleetcode", Str:D $char = "e") {
+    if $char.chars ≠ 1 {
+        say("You must provide exactly one letter as your character input.");
+        return 1;
+    }
+    my @c = $str.split("", :skip-empty);
+    my @positions;
+    for @c.kv -> $i, $letter {
+        @positions.push($i) if $letter eq $char;
+    }
+
+    if @positions.elems == 0 {
+        say("The letter '$char' is not found.");
+        return 2;
+    }
+
+    my $prev = @c.elems;
+    my $next = shift @positions;
+    my @output;
+    for @c.keys -> $i {
+        if $next == $i {
+            @output.push: 0;
+            $prev = $next;
+            $next = @positions.elems ?? shift @positions !! @c.elems;
+        } else {
+            @output.push: min abs($i - $prev), abs($next  - $i);
+        }
+    }
+
+    say "(" ~ @output.join(",") ~ ")";
+    return 0;
+}
+
+
diff --git a/challenge-248/joelle-maslak/raku/ch-2.raku b/challenge-248/joelle-maslak/raku/ch-2.raku
new file mode 100644
index 0000000000..5fa392d9d2
--- /dev/null
+++ b/challenge-248/joelle-maslak/raku/ch-2.raku
@@ -0,0 +1,37 @@
+#!/usr/bin/env raku
+use v6.d;
+
+#
+# Copyright © 2023 Joelle Maslak
+# All Rights Reserved - See License
+#
+
+sub MAIN(*@rows) {
+    my @a = gather {
+        if @rows.elems {
+            for @rows<> -> $row {
+                take $row.words.map({Int($^a)}).list;
+            }
+        } else {
+            for $*IN.lines() -> $row {
+                take $row.words.map({Int($^a)}).list;
+            }
+        }
+    }
+
+    my $row-count = @a.elems();
+    my $col-count = @a[0].elems();
+    if @a.first( { $^a.elems ≠ $col-count } ) {
+        die("All rows must have the same number of elements");
+    }
+
+    my @b;
+    for 0..^($row-count - 1) -> $i {
+        @b.push: [];
+        for 0..^($col-count - 1) -> $k {
+            @b[*-1].push: [+] cross(($i, $i+1),($k, $k+1)).map( { @a[$^a[0]; $^a[1]] } );
+        }
+        say join " ", @b[*-1].map: { sprintf("%4d", $^a) };
+    }
+}
+
-- 
cgit