<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title>GCD (Demo using Post Method)</title>
</head>
<body>
    <form method="post">
        {% csrf_token %}
        x: <input name="x" /><br>
        y: <input name="y" /><br>
        <input type="submit" value="GO" />
    </form>
</body>
</html>