$num = 10;
$i=0;
echo "
";
while($i<$num) {
echo "

";
$i++;
}
echo "
";
?>
$num = 20;
$i=10;
echo "
";
while($i<$num) {
echo "

";
$i++;
}
echo "
";
?>
$num = 30;
$i=20;
echo "
";
while($i<$num) {
echo "

";
$i++;
}
echo "
";
?>
$num = 40;
$i=30;
echo "
";
while($i<$num) {
echo "

";
$i++;
}
echo "
";
?>
$num = 50;
$i=40;
echo "
";
while($i<$num) {
echo "

";
$i++;
}
echo "
";
?>
$num = 60;
$i=50;
echo "
";
while($i<$num) {
echo "

";
$i++;
}
echo "
";
?>
$num = 70;
$i=60;
echo "
";
while($i<$num) {
echo "

";
$i++;
}
echo "
";
?>
$num = 80;
$i=70;
echo "
";
while($i<$num) {
echo "

";
$i++;
}
echo "
";
?>
$num = 90;
$i=80;
echo "
";
while($i<$num) {
echo "

";
$i++;
}
echo "
";
?>
$num = 100;
$i=90;
echo "
";
while($i<$num) {
echo "

";
$i++;
}
echo "
";
?>