my ($price, $tax_rate) = split(/ /, <>);

my $total_price = $price * (0.01 * $tax_rate + 1);

if ($total_price =~ /^[0-9]+$/){
    $total_price = $price * (0.01 * $tax_rate + 1);
    print "$total_price\n";
}else{
    $total_price = sprintf("%.f", $price * (0.01 * $tax_rate + 1));
    print "$total_price\n";
}