How to create a numbers guessing game

HOW TO CREATE A NUMBERS-GUESSING GAME USING HTML, JAVASCRIPT, AND CSS

In this lesson, you will learn how to make a simple game which is about guessing four numbers of which the computer is generating.

The computer will not tell you which of the four numbers is correct, but it will ttell you how many numbers you got correct until you guess them all correct. You can play this game by clicking here.

Code:
_______________________________________________________________
<!DOCTYPE html>

<html lang="en" xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="utf-8" />
    <title>Number Guessing Game</title>
</head>
<body>
    <style>
        #frame001 {
            padding: 11px;
            border-radius: 17px;
            background-color: powderblue;
            border: 4px solid black;
            height: auto;
        }

        #font001 {
            color: black;
            font-size: large;
        }

        .blue001 {
            background-color: blue;
            border: none;
            color: white;
            padding: 7px 17px;
            text-align: center;
            text-decoration: none;
            display: inline-block;
            font-size: 16px;
            margin: 2px 2px;
            border-radius: 9px;
            cursor: pointer;
            width: 178px;
        }

        #align001 {
            text-align: center;
        }
    </style>
    <div id="frame001">
        <div id="font001">
            <div id="align001">
                <h2>Numbers Guessing Game</h2>
                <hr />
                <p>Attempts: <text id="attempts001">0</text></p>
                <input type="text" id="number001" size="1" maxlength="1" />
                <input type="text" id="number002" size="1" maxlength="1" />
                <input type="text" id="number003" size="1" maxlength="1" />
                <input type="text" id="number004" size="1" maxlength="1" /><br /><br />
                <div id="retake001">
                    <button class="blue001" onclick="submit001()">Submit</button>
                </div>
                <br /><br />
                <p id="answer001"></p>
            </div>
        </div>
    </div>

    <script>
        var f = 0;
        var g = 0;
        var h = 0;
        var i = 0;
        var j;
        var l = 0;
        l++;

        var shuffles001 = Math.floor(Math.random() * 9);
        var shuffles002 = Math.floor(Math.random() * 9);
        var shuffles003 = Math.floor(Math.random() * 9);
        var shuffles004 = Math.floor(Math.random() * 9);

        message001.innerHTML = shuffles001;
        message002.innerHTML = shuffles002;
        message003.innerHTML = shuffles003;
        message004.innerHTML = shuffles004;

        function submit001() {
            var b = number001.value;
            var c = number002.value;
            var d = number003.value;
            var e = number004.value;
            attempts001.innerHTML = l++;
            if (b == shuffles001) {
                f = 1;
            }
            else {
                f = 0;
            }

            if (c == shuffles002) {
                g = 1;
            }
            else {
                g = 0;
            }

            if (d == shuffles003) {
                h = 1;
            }
            else {
                h = 0;
            }

            if (e == shuffles004) {
                i = 1;
            }
            else {
                i = 0;
            }

            var j = f + g + h + i;

            if (j == 0) {
                answer001.innerHTML = "None of the numbers is correct.";
            }

            if (j == 1) {
                answer001.innerHTML = "You have 1 number correct.";
            }

            if (j == 2) {
                answer001.innerHTML = "You have 2 numbers correct.";
            }

            if (j == 3) {
                answer001.innerHTML = "You have 3 numbers correct.";
            }

            if (j == 4) {
                answer001.innerHTML = "Congratulations! You have found all the correct numbers, after " + (l - 1) + " attempts." + "<br /><br />" + "Thanks for playing this game.";
                retake001.innerHTML = "<button class=blue001 onclick=repeat001()>Repeat</button>";
            }
        }

        function repeat001() {
            location.reload();
        }
    </script>
</body>
</html>

If you want to watch the video and see how it is done, you can check it out below.

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