w329 - Task 1 & 2

2 files changed, 70 insertions, 0 deletions

diff --git a/challenge-329/perlboy1967/perl/ch1.pl b/challenge-329/perlboy1967/perl/ch1.pl
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+++ b/challenge-329/perlboy1967/perl/ch1.pl
@@ -0,0 +1,32 @@
+#!/bin/perl
+
+=pod
+
+L<https://theweeklychallenge.org/blog/perl-weekly-challenge-329#TASK1>
+
+Author: Niels 'PerlBoy' van Dijke
+
+Task 1: Counter Integers
+Submitted by: Mohammad Sajid Anwar
+
+You are given a string containing only lower case English letters and digits.
+
+Write a script to replace every non-digit character with a space and then 
+return all the distinct integers left.
+
+=cut
+
+use Test2::V0 qw(-no_srand);
+use exact 'v5.32', -signatures;
+
+use List::Util qw(uniq);
+
+sub countIntegers ($str) {
+  uniq $str =~ m#\d+#g;
+}
+
+is([countIntegers('the1weekly2challenge2')],[1,2],'Example 1');
+is([countIntegers('go21od1lu5c7k')],[21,1,5,7],'Example 2');
+is([countIntegers('4p3e2r1l')],[4,3,2,1],'Example 3');
+
+done_testing;
diff --git a/challenge-329/perlboy1967/perl/ch2.pl b/challenge-329/perlboy1967/perl/ch2.pl
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+++ b/challenge-329/perlboy1967/perl/ch2.pl
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+#!/bin/perl
+
+=pod
+
+L<https://theweeklychallenge.org/blog/perl-weekly-challenge-329#TASK2>
+
+Author: Niels 'PerlBoy' van Dijke
+
+Task 2: Nice String
+Submitted by: Mohammad Sajid Anwar
+
+You are given a string made up of lower and upper case English letters only.
+
+Write a script to return the longest substring of the give string which is
+nice. A string is nice if, for every letter of the alphabet that the string
+contains, it appears both in uppercase and lowercase.
+
+=cut
+
+use Test2::V0 qw(-no_srand);
+use exact 'v5.32', -signatures;
+
+use List::Util qw(max);
+
+sub maxNiceStrings ($str) {
+  my @s; push(@s,$1) while ($str =~ /(([a-zA-Z])\2+)/ig);
+  my @n = grep { /[a-z]/ and /[A-Z]/ } @s;
+  my $maxLen = max(map { length } @n) // 0;
+  $maxLen ? grep { $maxLen == length } @n : ();
+}
+
+is([maxNiceStrings('YaaAho')],  ['aaA'],      'Example 1');
+is([maxNiceStrings('cC')],      ['cC'],       'Example 2');
+is([maxNiceStrings('A')],       [],           'Example 3');
+is([maxNiceStrings('YaaaHoO')], ['oO'],       'Own Example 1');
+is([maxNiceStrings('YaAaHooO')],['aAa','ooO'],'Own Example 2');
+
+done_testing;