Cheat, no if(): 
sub fix{
    my ($n,$m)=@_;
    my $M = $n % $m;
    $M && return $n + $m - $M;
    $n;
}

[download]

C.

In reply to Re: Best way to make sure a number is an even multiple of another? by castaway
in thread Best way to make sure a number is an even multiple of another? by demerphq

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