feat: add solutions for challenge 278 from BarrOff

4 files changed, 92 insertions, 0 deletions

diff --git a/challenge-278/barroff/julia/ch-1.jl b/challenge-278/barroff/julia/ch-1.jl
new file mode 100644
index 0000000000..2da17950e4
--- /dev/null
+++ b/challenge-278/barroff/julia/ch-1.jl
@@ -0,0 +1,17 @@
+#!/usr/bin/env julia
+
+using Test: @test, @testset
+
+function sort_string(str::AbstractString)::String
+    str_dict = Dict{Int,String}()
+    map(x -> str_dict[parse(Int, x[end])] = x[1:end-1], split(str))
+    return join(map(x -> str_dict[x], 1:length(str_dict)), " ")
+end
+
+@testset "sort string" begin
+    @test sort_string("and2 Raku3 cousins5 Perl1 are4") ==
+          "Perl and Raku are cousins"
+    @test sort_string("guest6 Python1 most4 the3 popular5 is2 language7") ==
+          "Python is the most popular guest language"
+    @test sort_string("Challenge3 The1 Weekly2") == "The Weekly Challenge"
+end
diff --git a/challenge-278/barroff/julia/ch-2.jl b/challenge-278/barroff/julia/ch-2.jl
new file mode 100644
index 0000000000..2b6402a9a3
--- /dev/null
+++ b/challenge-278/barroff/julia/ch-2.jl
@@ -0,0 +1,18 @@
+#!/usr/bin/env julia
+
+using Test: @test, @testset
+
+function reverse_word(word::AbstractString, chr::Char)::String
+    if contains(word, chr)
+        char_pos = findfirst(chr, word)
+        return join(sort(split(word[1:char_pos], ""))) * word[(char_pos + 1):end]
+    else
+        return word
+    end
+end
+
+@testset "reverse word" begin
+    @test reverse_word("challenge", 'e') == "acehllnge"
+    @test reverse_word("programming", 'a') == "agoprrmming"
+    @test reverse_word("champion", 'b') == "champion"
+end
diff --git a/challenge-278/barroff/raku/ch-1.p6 b/challenge-278/barroff/raku/ch-1.p6
new file mode 100644
index 0000000000..bb0d57bb83
--- /dev/null
+++ b/challenge-278/barroff/raku/ch-1.p6
@@ -0,0 +1,28 @@
+#!/usr/bin/env raku
+
+use v6.d;
+
+sub sort-string(Str $str --> Str) {
+    my %str-dict;
+    map({ $_ ~~ /^(\w+)(\d)$/; %str-dict{$1} = $0 }, words($str));
+    map({%str-dict{$_}}, 1..%str-dict.elems).join: " ";
+}
+
+#| Run test cases
+multi sub MAIN('test') {
+    use Test;
+    plan 3;
+
+    is sort-string("and2 Raku3 cousins5 Perl1 are4"),
+        "Perl and Raku are cousins", 'works for "and2 Raku3 cousins5 Perl1 are4"';
+    is sort-string("guest6 Python1 most4 the3 popular5 is2 language7"),
+        "Python is the most popular guest language",
+        'works for "guest6 Python1 most4 the3 popular5 is2 language7"';
+    is sort-string("Challenge3 The1 Weekly2"), "The Weekly Challenge",
+        'works for "Challenge3 The1 Weekly2"';
+}
+
+#| Take user provided strings like and2 Raku3 cousins5 Perl1 are4
+multi sub MAIN(*@strings where so @strings.all ~~ /^\w+\d$/) {
+    say sort-string((@strings.join: " "));
+}
diff --git a/challenge-278/barroff/raku/ch-2.p6 b/challenge-278/barroff/raku/ch-2.p6
new file mode 100644
index 0000000000..829939b551
--- /dev/null
+++ b/challenge-278/barroff/raku/ch-2.p6
@@ -0,0 +1,29 @@
+#!/usr/bin/env raku
+
+use v6.d;
+
+sub reverse-word(Str $word, Str $char --> Str) {
+    return $word unless $word.contains($char);
+    $word ~~ /
+        ^
+        (\w*? "$char")
+        (\w*)
+    /;
+    sort($0.comb).join ~ $1;
+}
+
+#| Run test cases
+multi sub MAIN('test') {
+    use Test;
+    plan 3;
+
+    is reverse-word("challenge", "e"), "acehllnge", 'works for "challenge" and "e"';
+    is reverse-word("programming", "a"), "agoprrmming",
+        'works for "programming" and "a"';
+    is reverse-word("champion", "b"), "champion", 'works for "champion" and "b"';
+}
+
+#| Take user provided strings like challenge e
+multi sub MAIN(Str $word, Str $char where chars($char) == 1) {
+    say reverse-word($word, $char);
+}