Create ch-1.pl

1 files changed, 19 insertions, 0 deletions

diff --git a/challenge-209/james-smith/perl/ch-1.pl b/challenge-209/james-smith/perl/ch-1.pl
new file mode 100644
index 0000000000..98ddd16e71
--- /dev/null
+++ b/challenge-209/james-smith/perl/ch-1.pl
@@ -0,0 +1,19 @@
+#!/usr/local/bin/perl
+
+use strict;
+use warnings;
+use feature qw(say);
+use Test::More;
+use Benchmark qw(cmpthese timethis);
+
+my @TESTS = (
+  [ [1,0,0]   =>  1 ],
+  [ [1,1,1,0] =>  0 ],
+  [ [1,1,1]   => -1 ],
+);
+
+sub special_bit_chars {
+  return -1 if $_[-1];
+  ($_[0]&&shift),shift until @_<2;
+  scalar @_
+}