<?php
// $a = array( 'kaushik', 'kaushik is', 'kaushik is great', 'is', 'is great', 'great' );
$a = array("usb","pc","cam 168","cam","168");
$print_following = array();
foreach ($a as $key => $b)
{
$x = 0;
for ($i = 0; $i < count($a); $i++)
{
$c = $a;
unset($c[$key]);
if ($key == $i) continue;
if (strpos($c[$i], $b) === false)
{
$x++;
}
if ($x == count($a) - 1)
{
if (!in_array($i, $print_following))
{
array_push($print_following, $key);
}
}
}
}
foreach ($a as $key => $value) {
if (in_array($key, $print_following))
{
echo $value.' ';
}
}
?>
preferences:
37.7 ms | 402 KiB | 5 Q