<?php
ini_set('session.cookie_httponly', 1);
ini_set('session.use_only_cookies', 1);
ini_set('session.cookie_secure', 1);
session_start();
if(!isset($_SESSION['key'])){
header("location:login.html");
}
if(isset($_SESSION['dualdegree'])){
        $dualdegree = $_SESSION['dualdegree'];
}
if(isset($_SESSION['dept'])){
        $truncated = $_SESSION['dept'];
}
if(isset($_SESSION['semester'])){
        $semester = $_SESSION['semester'];
}

if(isset($_SESSION['category'])){
        $category = $_SESSION['category'];
}


$s = $_SESSION['key'];
//$r=$_SESSION['no'];
echo "<div align='right'>";
echo "Welcome ".$s." !!  ";
$s6 = "https://elective.iiita.ac.in/syllabus/";


if($a == 1) {
        $_SESSION['expire'] = time()+ 4*60;
}
$a = 0;
if(time() > $_SESSION['expire']){
        session_destroy();
        header("location:login.html");
}

$_SESSION['expire'] = time()+ 3*60;




?>


<div align="right">

<form method="post" action="logout.php">
<input type="submit"  value="Logout" align="right">
</form>
</div>