From ff980517b9e50ee68b469cddc0ca26e5f9982cee Mon Sep 17 00:00:00 2001 From: Stephen Lynn Date: Sat, 11 Jun 2022 21:20:08 +0800 Subject: improved ch-2.pl --- challenge-168/steve-g-lynn/perl/ch-2.pl | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/challenge-168/steve-g-lynn/perl/ch-2.pl b/challenge-168/steve-g-lynn/perl/ch-2.pl index 67db0846ea..be079624bc 100755 --- a/challenge-168/steve-g-lynn/perl/ch-2.pl +++ b/challenge-168/steve-g-lynn/perl/ch-2.pl @@ -9,8 +9,6 @@ print &home_prime(16),"\n"; print &home_prime(20),"\n"; #3318308475676071413 - - sub home_prime { my ($n)=@_; is_prime($n) && return $n; @@ -21,12 +19,10 @@ sub home_prime { return $n; } - - sub factors { #--return concatenated prime factors of a number n my ($n)=@_; - local $sqrt_n=int(sqrt($n)); + local $sqrt_n=floor(sqrt($n)); my $retstring=""; -- cgit