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authorNiels van Dijke <perlboy@cpan.org>2023-10-30 23:50:47 +0000
committerNiels van Dijke <perlboy@cpan.org>2023-10-30 23:50:47 +0000
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Task2 - Optimized (borrowed some code from Egon Choroba)
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+#!/bin/perl
+
+=pod
+
+The Weekly Challenge - 241
+- https://theweeklychallenge.org/blog/perl-weekly-challenge-241
+
+Author: Niels 'PerlBoy' van Dijke
+
+Task 2: Prime Order
+Submitted by: Mohammad S Anwar
+
+You are given an array of unique positive integers greater than 2.
+
+Write a script to sort them in ascending order of the count of their prime factors, tie-breaking
+by ascending value.
+
+=cut
+
+use v5.32;
+use common::sense;
+
+use Math::Prime::Util qw(factor);
+
+use Test2::V0;
+
+sub primeOrder (@) {
+ map { $$_[0] } sort {
+ $a->$#* <=> $b->$#*
+ ||
+ $a->[0] <=> $b->[0]
+ } map { [$_, factor($_)] } @_;
+
+}
+
+is([primeOrder(11,8,27,4)],[11,4,8,27]);
+is([primeOrder(15,3,4,2,12)],[2,3,4,15,12]);
+
+done_testing;