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-rwxr-xr-x | 034.pl | 13 |
1 files changed, 13 insertions, 0 deletions
@@ -0,0 +1,13 @@ +#!/usr/bin/perl +use strict; +use warnings; +use List::Util qw/sum/; +use Math::Combinatorics qw/factorial/; + +my @numbers; +for my $i (10..500000) { + my @digits = split //, $i; + my $sum = sum map { factorial($_) } @digits; + push @numbers, $i if $i == $sum; +} +print join('+', @numbers), ' = ', sum(@numbers), "\n"; |