Week 262

2 files changed, 38 insertions, 0 deletions

diff --git a/challenge-262/cheok-yin-fung/perl/ch-1.pl b/challenge-262/cheok-yin-fung/perl/ch-1.pl
new file mode 100644
index 0000000000..a072bfc8d4
--- /dev/null
+++ b/challenge-262/cheok-yin-fung/perl/ch-1.pl
@@ -0,0 +1,17 @@
+# The Weekly Challenge 262
+# Task 1 Max Positive Negative
+use v5.30.0;
+use warnings;
+
+sub mpn {
+    my @ints = @_;
+    my $p = grep {$_ > 0} @ints;
+    my $n = grep {$_ < 0} @ints;
+    return $p > $n ? $p : $n;
+}
+
+use Test::More tests=>4;
+ok mpn(-3, 1, 2, -1, 3, -2, 4) == 4;
+ok mpn(-1,-2,-3, 1) == 3;
+ok mpn(1,2) == 2;
+ok mpn(0,0,0) == 0;
diff --git a/challenge-262/cheok-yin-fung/perl/ch-2.pl b/challenge-262/cheok-yin-fung/perl/ch-2.pl
new file mode 100644
index 0000000000..5999690579
--- /dev/null
+++ b/challenge-262/cheok-yin-fung/perl/ch-2.pl
@@ -0,0 +1,21 @@
+# The Weekly Challenge 262
+# Task 2 Count Equal Divisible
+use v5.30.0;
+use warnings;
+
+sub ced {
+    my @ints = $_[0]->@*;
+    my $k = $_[1];
+    my $count = 0;
+    for my $i (0..$#ints-1) {
+        for my $j ($i+1..$#ints) {
+            $count++ if $ints[$i] == $ints[$j] && ($i*$j % $k == 0);
+        }
+    }
+    return $count;
+}
+
+use Test::More tests=>3;
+ok ced([3,1,2,2,2,1,3], 2) == 4;
+ok ced([1,2,3], 1) == 0;
+ok ced([1,2,1], 1) == 1;