Merge pull request #12163 from mahnkong/challenge-325

Challenge 325

2 files changed, 46 insertions, 0 deletions

diff --git a/challenge-325/mahnkong/perl/ch-1.pl b/challenge-325/mahnkong/perl/ch-1.pl
new file mode 100644
index 0000000000..47773f762f
--- /dev/null
+++ b/challenge-325/mahnkong/perl/ch-1.pl
@@ -0,0 +1,21 @@
+use strict;
+use warnings;
+use feature 'signatures';
+use Test::More 'no_plan';
+
+sub run(@binary) {
+    my $max = 0;
+    my $current = 0;
+    for (my $i = 0; $i <= $#binary; $i++) {
+        $current += 1 if ($binary[$i] == 1);
+        if ($binary[$i] == 0 || $i == $#binary) {
+            $max = $current if $current > $max;
+            $current = 0;
+        }
+    }
+    return $max;
+}
+
+is(run(0, 1, 1, 0, 1, 1, 1), 3, "Example 1");
+is(run(0, 0, 0, 0), 0, "Example 2");
+is(run(1, 0, 1, 0, 1, 1), 2, "Example 3");
diff --git a/challenge-325/mahnkong/perl/ch-2.pl b/challenge-325/mahnkong/perl/ch-2.pl
new file mode 100644
index 0000000000..d79190e4d9
--- /dev/null
+++ b/challenge-325/mahnkong/perl/ch-2.pl
@@ -0,0 +1,25 @@
+use strict;
+use warnings;
+use feature 'signatures';
+use Test::More 'no_plan';
+
+sub run(@prices) {
+    my @result;
+
+    for (my $i = 0; $i < $#prices; $i++) {
+        my $price = $prices[$i];
+        for (my $j = $i + 1; $j <= $#prices; $j++) {
+            if ($prices[$j] <= $price) {
+                $price = $price - $prices[$j];
+                last;
+            }
+        }
+        push @result, $price;
+    }
+
+    return [@result, $prices[-1]];
+}
+
+is_deeply(run(8, 4, 6, 2, 3), [4, 2, 4, 2, 3], "Example 1");
+is_deeply(run(1, 2, 3, 4, 5), [1, 2, 3, 4, 5], "Example 2");
+is_deeply(run(7, 1, 1, 5), [6, 0, 1, 5], "Example 3");