w320 - Task 1 & 2

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diff --git a/challenge-320/perlboy1967/perl/ch1.pl b/challenge-320/perlboy1967/perl/ch1.pl
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+#!/bin/perl
+
+=pod
+
+The Weekly Challenge - 320
+L<https://theweeklychallenge.org/blog/perl-weekly-challenge-320#TASK1>
+
+Author: Niels 'PerlBoy' van Dijke
+
+Task 1: Maximum Count
+Submitted by: Mohammad Sajid Anwar
+
+You are given an array of integers.
+
+Write a script to return the maximum between the number of positive and
+negative integers. Zero is neither positive nor negative.
+
+=cut
+
+use v5.32;
+use common::sense;
+use feature qw(signatures);
+use Test2::V0 qw(-no_srand);
+no warnings qw(experimental::signatures);
+
+use List::AllUtils qw(max);
+
+sub maximumCount (@ints) {
+  my %c;
+  $c{$_ <=> 0}++ for (@ints);
+  delete $c{0};
+  return max(values %c);
+}
+
+is(3,maximumCount(-3,-2,-1,1,2,3),'Example 1');
+is(2,maximumCount(-2,-1,0,0,1),'Example 2');
+is(4,maximumCount(1,2,3,4),'Example 3');
+
+done_testing;
diff --git a/challenge-320/perlboy1967/perl/ch2.pl b/challenge-320/perlboy1967/perl/ch2.pl
new file mode 100755
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+++ b/challenge-320/perlboy1967/perl/ch2.pl
@@ -0,0 +1,39 @@
+#!/bin/perl
+
+=pod
+
+The Weekly Challenge - 320
+L<https://theweeklychallenge.org/blog/perl-weekly-challenge-320#TASK2>
+
+Author: Niels 'PerlBoy' van Dijke
+
+Task 2: Sum Difference
+Submitted by: Mohammad Sajid Anwar
+
+You are given an array of positive integers.
+
+Write a script to return the absolute difference between digit sum and
+element sum of the given array.
+
+=cut
+
+use v5.32;
+use common::sense;
+use feature qw(signatures);
+use Test2::V0 qw(-no_srand);
+no warnings qw(experimental::signatures);
+
+sub sumDifference (@ints) {
+  my ($eSum,$dSum) = (0,0);
+  for (@ints) {
+    $eSum += $_;
+    $dSum += $_ for (split//,$_);
+  }
+  return abs($eSum-$dSum);
+}
+
+is(18,sumDifference(1,23,4,5),'Example 1');
+is(0,sumDifference(1,2,3,4,5),'Example 2');
+is(27,sumDifference(1,2,34),'Example 3');
+
+done_testing;