html
html
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<!-- Created by zain Shendy -->
<!DOCTYPE html>
<html>
<head>
<title>math question</title>
</head>
<body>
<h1>math</h1>
<p>27x27=?</p>
<input type="number" id="input"></input>
<button id="checkbtn">check</button>
</body>
</html>
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css
css
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/* Created by zain Shendy */
body {
background-color: purple;
}
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js
js
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// Created by zain Shendy
window.onload = function (){
//variables
var input = document.getElementById("input");
var checkBtn = document.getElementById("checkbtn");
//functions
function check(){
if (input.value == 729){
alert("answer is right");
}
else if (input.value != 729){
alert("answer is wrong")
}
}
checkBtn.onclick = function(){
check()
}
}
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