You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
31 lines
583 B
PHP
31 lines
583 B
PHP
<?php
|
|
function is_ugly($num)
|
|
{
|
|
$z = $num;
|
|
if ($num == 0)
|
|
{
|
|
return "$num is not an Ugly number";
|
|
}
|
|
|
|
$x = array(2, 3, 5);
|
|
foreach ($x as $i)
|
|
{
|
|
while ($num % $i == 0)
|
|
{
|
|
$num /= $i;
|
|
}
|
|
}
|
|
if ($num==1)
|
|
{
|
|
return "$z is an Ugly number";
|
|
}
|
|
else
|
|
{
|
|
return "$z is not an Ugly number";
|
|
}
|
|
|
|
}
|
|
|
|
print(is_ugly(12)."\n");
|
|
print(is_ugly(7)."\n");
|
|
?>
|