array

<!DOCTYPE html>
<html>
<head>
	<title></title>
</head>
<body style="width: 100%;margin:0;padding:0;">
<center>
	<br>
	<form action="" method="POST">
		<input type="text" name="user" placeholder="Username" style="text-align: center;">
		<br><br>
		<input type="password" name="pass" placeholder="Password" style="text-align: center;">
		<br><br>
		<input type="submit" name="submit" value="Login">
		<br><br>
	</form>
	<?php
	 	$user = $_POST['user'];
		$pass = $_POST['pass'];
		$submit = $_POST['submit'];
		if(isset($submit)){
			if(strcmp($user, "CV17-1")==0 && strcmp($pass, sha1(md5(base64_encode("CV17-1"))))==0){
				echo "IDX{4rr4y_4_w1nn3r}";
			}else{
				echo "<h1 style='color:red;'> ERR0R! </h1>";
			}
		}
	?>
	</center>
</body>
</html>