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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Quiz</title>
</head>
<body>
    <h1> Quiz </h1> <br>
    <p><b>Instructions: <b> Answer the following mathematical questions. Use numbers only </p> <br>

    <form method="POST" action="result.php">
        <label>Quiz</label> <br>

        <label>1. 1+1 = </label>
        <input type="text" name="ans-1" required> 
        <br>
        <label>2. 2+2 = </label> 
        <input type="text" name="ans-2" required>
        <br>
        <label>3. 3+3 = </label> 
        <input type="text" name="ans-3" required>
        <br>
        <label>4. 4+4 = </label> 
        <input type="text" name="ans-4" required>
        <br>
        <label>5. 5+5 = </label> 
        <input type="text" name="ans-5" required>
        <br>

        <input type="submit">
    </form>
</body>
</html>


<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    
    <?php
        $user_answer = array ($_POST['ans-1'],$_POST['ans-2'],$_POST['ans-3'],$_POST['ans-4'],$_POST['ans-5']);
        $correct_answer = array (2,4,6,8,10);
        $score = 0;

        for ($i = 0; $i < count($user_answer); $i++)
        {   
            if($user_answer[$i] == $correct_answer[$i]){
                $score += 1;
            }
        }

        echo "<h1> Quiz Results </h1>"; echo "<br>";

        echo "<h2> Total Score: $score / 5 </h2>";
        
        echo "<h3>Correct Answers: </h3>"; 
        for ($i = 0; $i < count($user_answer); $i++)
        {   echo "<ul>";
            if($user_answer[$i] == $correct_answer[$i]){
                echo "<li>Question " . ($i + 1) . " : " .$correct_answer[$i] . "</li>";
            }
            echo "</ul>";
        }


    ?>

</body>
</html>
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