From f79cd5b4725808caf63dc80e47fe969f4aed6dff Mon Sep 17 00:00:00 2001
From: BarrOff <58253563+BarrOff@users.noreply.github.com>
Date: Sun, 29 Oct 2023 22:23:23 +0100
Subject: feat: add solutions for challenge 240 from BarrOff

---
 challenge-240/barroff/julia/ch-1.jl | 13 +++++++++++++
 challenge-240/barroff/julia/ch-2.jl | 12 ++++++++++++
 challenge-240/barroff/nim/ch_1.nim  | 26 ++++++++++++++++++++++++++
 challenge-240/barroff/nim/ch_2.nim  | 24 ++++++++++++++++++++++++
 challenge-240/barroff/perl/ch-1.pl  | 29 +++++++++++++++++++++++++++++
 challenge-240/barroff/perl/ch-2.pl  | 31 +++++++++++++++++++++++++++++++
 challenge-240/barroff/raku/ch-1.p6  | 25 +++++++++++++++++++++++++
 challenge-240/barroff/raku/ch-2.p6  | 28 ++++++++++++++++++++++++++++
 8 files changed, 188 insertions(+)
 create mode 100644 challenge-240/barroff/julia/ch-1.jl
 create mode 100644 challenge-240/barroff/julia/ch-2.jl
 create mode 100644 challenge-240/barroff/nim/ch_1.nim
 create mode 100644 challenge-240/barroff/nim/ch_2.nim
 create mode 100644 challenge-240/barroff/perl/ch-1.pl
 create mode 100644 challenge-240/barroff/perl/ch-2.pl
 create mode 100644 challenge-240/barroff/raku/ch-1.p6
 create mode 100644 challenge-240/barroff/raku/ch-2.p6

diff --git a/challenge-240/barroff/julia/ch-1.jl b/challenge-240/barroff/julia/ch-1.jl
new file mode 100644
index 0000000000..baf7efa997
--- /dev/null
+++ b/challenge-240/barroff/julia/ch-1.jl
@@ -0,0 +1,13 @@
+#!/usr/bin/env julia
+
+using Test: @test, @testset
+
+function acronym(chk::String, str::Vector{String})
+	return lowercase(chk) == join(map(x -> lowercase(x)[1], str))
+end
+
+@testset "acronym" begin
+	@test acronym("ppp", ["Perl", "Python", "Pascal"]) == true
+	@test acronym("rp", ["Perl", "Raku"]) == false
+	@test acronym("oac", ["Oracle", "Awk", "C"]) == true
+end
diff --git a/challenge-240/barroff/julia/ch-2.jl b/challenge-240/barroff/julia/ch-2.jl
new file mode 100644
index 0000000000..01eb435e5a
--- /dev/null
+++ b/challenge-240/barroff/julia/ch-2.jl
@@ -0,0 +1,12 @@
+#!/usr/bin/env julia
+
+using Test: @test, @testset
+
+function build_array(ints::Array{T}) where T <: Integer
+	return map(x -> ints[x] + 1 > length(ints) ? NaN : ints[ints[x] + 1], 1:length(ints))
+end
+
+@testset "build array" begin
+	@test build_array([0, 2, 1, 5, 3, 4]) == [0, 1, 2, 4, 5, 3]
+	@test build_array([5, 0, 1, 2, 3, 4]) == [4, 5, 0, 1, 2, 3]
+end
diff --git a/challenge-240/barroff/nim/ch_1.nim b/challenge-240/barroff/nim/ch_1.nim
new file mode 100644
index 0000000000..f42e200de6
--- /dev/null
+++ b/challenge-240/barroff/nim/ch_1.nim
@@ -0,0 +1,26 @@
+import std/[sequtils, strutils, sugar, unicode, unittest]
+
+# run tests with following command:
+# nim c -r ch_1.nim
+
+proc acronym(chk: string, str: openArray[string]): bool =
+  result = toLower(chk) == join(map(str, x => toLowerAscii(x[0])), "")
+
+suite "acronym":
+  test "\"ppp\" [\"Perl\", \"Python\", \"Pascal\"]":
+    let
+      chk = "ppp"
+      str = ["Perl", "Python", "Pascal"]
+    check(acronym(chk, str) == true)
+
+  test "\"rp\" [\"Perl\", \"Raku\"]":
+    let
+      chk = "rp"
+      str = ["Perl", "Raku"]
+    check(acronym(chk, str) == false)
+
+  test "\"oac\" [\"Oracle\", \"Awk\", \"C\"]":
+    let
+      chk = "oac"
+      str = ["Oracle", "Awk", "C"]
+    check(acronym(chk, str) == true)
diff --git a/challenge-240/barroff/nim/ch_2.nim b/challenge-240/barroff/nim/ch_2.nim
new file mode 100644
index 0000000000..c1d661ba20
--- /dev/null
+++ b/challenge-240/barroff/nim/ch_2.nim
@@ -0,0 +1,24 @@
+import std/[sequtils, sugar, unittest]
+
+# run tests with following command:
+# nim c -r ch_2.nim
+
+proc build_array(ints: openArray[int]): seq[int] =
+  result = mapIt(0..high(ints), if ints[it] >= len(ints): -1 else: ints[ints[it]])
+
+suite "build array":
+  test "(0, 2, 1, 5, 3, 4)":
+    let
+      ints = [0, 2, 1, 5, 3, 4]
+      expected = [0, 1, 2, 4, 5, 3]
+      res = build_array(ints)
+
+    check(expected == res)
+
+  test "(5, 0, 1, 2, 3, 4)":
+    let
+      ints = [5, 0, 1, 2, 3, 4]
+      expected = [4, 5, 0, 1, 2, 3]
+      res = build_array(ints)
+
+    check(expected == res)
diff --git a/challenge-240/barroff/perl/ch-1.pl b/challenge-240/barroff/perl/ch-1.pl
new file mode 100644
index 0000000000..ed1339ddf0
--- /dev/null
+++ b/challenge-240/barroff/perl/ch-1.pl
@@ -0,0 +1,29 @@
+#!/usr/bin/env perl
+
+use v5.38;
+
+sub acronym ( $chk, @str ) {
+    lc($chk) eq join( '', map { substr( lc($_), 0, 1 ) } @str ) ? 1 : 0;
+}
+
+sub MAIN() {
+    if (@ARGV) {
+
+        #| Run command line arguments
+        say acronym(@ARGV);
+    }
+    else {
+        #| Run test cases
+        use Test2::V0 qw( is plan );
+        plan 3;
+
+        is acronym( "ppp", ( "Perl", "Python", "Pascal" ) ), 1,
+          'works for "ppp" and ("Perl", "Python", "Pascal")';
+        is acronym( "rp", ( "Perl", "Raku" ) ), 0,
+          'works for "rp"  and ("Perl", "Raku")';
+        is acronym( "oac", ( "Oracle", "Awk", "C" ) ), 1,
+          'works for "oac" and ("Oracle", "Awk", "C")';
+    }
+}
+
+MAIN();
diff --git a/challenge-240/barroff/perl/ch-2.pl b/challenge-240/barroff/perl/ch-2.pl
new file mode 100644
index 0000000000..58aa8e65bc
--- /dev/null
+++ b/challenge-240/barroff/perl/ch-2.pl
@@ -0,0 +1,31 @@
+#!/usr/bin/env perl
+
+use v5.38;
+
+use List::Util qw/sum/;
+
+sub build_array (@ints) {
+    my @result =
+      map( { $ints[$_] >= @ints ? undef : $ints[ $ints[$_] ] } 0 .. @ints - 1 );
+    return \@result;
+}
+
+sub MAIN() {
+    if (@ARGV) {
+
+        #| Run command line arguments
+        say build_array(@ARGV);
+    }
+    else {
+        #| Run test cases
+        use Test2::V0 qw( is plan );
+        plan 2;
+
+        is build_array( 0, 2, 1, 5, 3, 4 ), [ 0, 1, 2, 4, 5, 3 ],
+          'works for (0, 2, 1, 5, 3, 4)';
+        is build_array( 5, 0, 1, 2, 3, 4 ), [ 4, 5, 0, 1, 2, 3 ],
+          'works for (5, 0, 1, 2, 3, 4)';
+    }
+}
+
+MAIN();
diff --git a/challenge-240/barroff/raku/ch-1.p6 b/challenge-240/barroff/raku/ch-1.p6
new file mode 100644
index 0000000000..a6a23d8858
--- /dev/null
+++ b/challenge-240/barroff/raku/ch-1.p6
@@ -0,0 +1,25 @@
+#!/usr/bin/env raku
+
+use v6.d;
+
+sub acronym(Str:D $chk, *@str --> Bool) {
+    $chk.lc eq [~] map({ substr($_.lc, 0..0) }, @str)
+}
+
+#| Run test cases
+multi sub MAIN('test') {
+    use Test;
+    plan 3;
+
+    is acronym("ppp", ("Perl", "Python", "Pascal")), True,
+        'works for "ppp" and ("Perl", "Python", "Pascal")';
+    is acronym("rp", ("Perl", "Raku")), False,
+        'works for "rp" and ("Perl", "Raku")';
+    is acronym("oac", ("Oracle", "Awk", "C")), True,
+        'works for "oac" and ("Oracle", "Awk", "C")';
+}
+
+#| Take user provided list like aba aabb abcd bac aabc
+multi sub MAIN(Str:D $chk, *@words where @words.elems ≥ 1) {
+    say acronym(@words);
+}
diff --git a/challenge-240/barroff/raku/ch-2.p6 b/challenge-240/barroff/raku/ch-2.p6
new file mode 100644
index 0000000000..8e5852a83f
--- /dev/null
+++ b/challenge-240/barroff/raku/ch-2.p6
@@ -0,0 +1,28 @@
+#!/usr/bin/env raku
+
+use v6.d;
+
+sub build-array(@ints, --> Positional:D) {
+    List(
+        map(
+            { @ints[$_] ≥ @ints.elems ?? Nil !! @ints[@ints[$_]] },
+            0..^@ints.elems
+        )
+    )
+}
+
+#| Run test cases
+multi sub MAIN('test') {
+    use Test;
+    plan 2;
+
+    is build-array([0, 2, 1, 5, 3, 4]), [0, 1, 2, 4, 5, 3],
+        'works for (0, 2, 1, 5, 3, 4)';
+    is build-array([5, 0, 1, 2, 3, 4]), [4, 5, 0, 1, 2, 3],
+        'works for (5, 0, 1, 2, 3, 4)';
+}
+
+#| Take user provided list like 1 1 2 2 2 3
+multi sub MAIN(*@ints where @ints.elems ≥ 1) {
+    say build-array(@ints);
+}
-- 
cgit