diff options
| -rw-r--r-- | challenge-246/cheok-yin-fung/perl/ch-2.pl | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/challenge-246/cheok-yin-fung/perl/ch-2.pl b/challenge-246/cheok-yin-fung/perl/ch-2.pl index 50a4f1ebc5..6bb71825bc 100644 --- a/challenge-246/cheok-yin-fung/perl/ch-2.pl +++ b/challenge-246/cheok-yin-fung/perl/ch-2.pl @@ -95,7 +95,7 @@ sub check { my $x1 = $u0 + $b1/$d1*$j; my $y1 = $v0 - $a1/$d1*$j; say "($x1, $y1)"; - return -1 if int($x1) != $x1 || int($y1) != $y1; + return 0 if int($x1) != $x1 || int($y1) != $y1; return ($a[4] == $a[2]*$x1+$a[3]*$y1) ? 1 : 0; } else { |