challenge-278

2 files changed, 114 insertions, 0 deletions

diff --git a/challenge-278/peter-meszaros/perl/ch-1.pl b/challenge-278/peter-meszaros/perl/ch-1.pl
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+++ b/challenge-278/peter-meszaros/perl/ch-1.pl
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+#!/usr/bin/env perl
+#
+=head1 Task 1: Sort String
+
+Submitted by: Mohammad Sajid Anwar
+
+You are given a shuffle string, $str.
+
+Write a script to return the sorted string.
+
+	A string is shuffled by appending word position to each word.
+
+=head2 Example 1
+
+	Input: $str = "and2 Raku3 cousins5 Perl1 are4"
+	Output: "Perl and Raku are cousins"
+
+=head2 Example 2
+
+	Input: $str = "guest6 Python1 most4 the3 popular5 is2 language7"
+	Output: "Python is the most popular guest language"
+
+=head2 Example 3
+
+	Input: $str = "Challenge3 The1 Weekly2"
+	Output: "The Weekly Challenge"
+
+=cut
+
+use strict;
+use warnings;
+use Test2::V0 -no_srand => 1;
+use Data::Dumper;
+
+my $cases = [
+	["and2 Raku3 cousins5 Perl1 are4",
+     "Perl and Raku are cousins"],
+	["guest6 Python1 most4 the3 popular5 is2 language7",
+     "Python is the most popular guest language"],
+	["Challenge3 The1 Weekly2",
+     "The Weekly Challenge"],
+];
+
+sub sort_string
+{
+	my $str = shift;
+	
+	my @str = split(/ /, $str);
+	@str = sort { substr($a, -1, 1) <=> substr($b, -1, 1) } @str;
+    return join(' ',  map { substr($_, 0, -1) } @str);
+}
+
+for (@$cases) {
+    is(sort_string($_->[0]), $_->[1], $_->[2]);
+}
+done_testing();
+
+exit 0;
diff --git a/challenge-278/peter-meszaros/perl/ch-2.pl b/challenge-278/peter-meszaros/perl/ch-2.pl
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+++ b/challenge-278/peter-meszaros/perl/ch-2.pl
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+#!/usr/bin/env perl
+#
+=head1 Task 2: Reverse Word
+
+Submitted by: Mohammad Sajid Anwar
+
+You are given a word, $word and a character, $char.
+
+Write a script to replace the substring up to and including $char with its
+characters sorted alphabetically. If the $char doesn't exist then DON'T do
+anything.
+
+=head2 Example 1
+
+	Input: $str = "challenge", $char = "e"
+	Ouput: "acehllnge"
+
+=head2 Example 2
+
+	Input: $str = "programming", $char = "a"
+	Ouput: "agoprrmming"
+
+=head2 Example 3
+
+	Input: $str = "champion", $char = "b"
+	Ouput: "champion"
+
+=cut
+
+use strict;
+use warnings;
+use Test2::V0 -no_srand => 1;
+use Data::Dumper;
+
+my $cases = [
+	[[ "challenge",   "e"], "acehllnge"],
+	[[ "programming", "a"], "agoprrmming"],
+	[[ "champion",    "b"], "champion"],
+];
+
+sub reverse_word
+{
+	my $w = $_[0]->[0];
+	my $c = $_[0]->[1];
+
+    $w =~ s/^([a-z]+?${c})/join '', sort split '', $1/e;	
+    return $w;
+}
+
+for (@$cases) {
+    is(reverse_word($_->[0]), $_->[1], $_->[2]);
+}
+done_testing();
+
+exit 0;
+