sub test {
    my $i;
    my $t = 0;
    my $a = 10;
    my $b = 20;

    $i = 0;
    for ($i = 0; $i < 1e7; $i++) {
        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;
        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;

        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;
        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;

        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;
        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;

        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;
        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;

        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;
        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;

        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;
        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;

        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;
        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;

        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;
        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;

        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;
        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;

        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;
        $t += $a; $t += $a; $t += $a; $t += $a; $t += $a;
    }
}

test();