From d6073bcd418a9f9caa7c76d0dd629a10de25837b Mon Sep 17 00:00:00 2001 From: Ysmael Ebreo Date: Mon, 4 May 2020 20:00:14 +0800 Subject: perl solution for ch#59-2 --- challenge-059/yet-ebreo/perl/ch-2.pl | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 challenge-059/yet-ebreo/perl/ch-2.pl (limited to 'challenge-059') diff --git a/challenge-059/yet-ebreo/perl/ch-2.pl b/challenge-059/yet-ebreo/perl/ch-2.pl new file mode 100644 index 0000000000..848b6ac28c --- /dev/null +++ b/challenge-059/yet-ebreo/perl/ch-2.pl @@ -0,0 +1,18 @@ +#!/usr/bin/perl +use strict; +use warnings; +use feature 'say'; +use Algorithm::Combinatorics qw(combinations); + +sub f { + (sprintf "%b", (pop) ^ pop)=~y/1// +} + +my @arr = (2, 3, 4); +#Not recommended when expecting large sums. +say 0+map 1..f(@$_), combinations(\@arr, 2); + +=begin +perl .\ch-2.pl +6 +=cut \ No newline at end of file -- cgit