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lenka21/index.html

Created May 7, 2015 07:14
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silnia
Raw
index.html
<html>
<head lang="pl">
<meta charset="UTF-8">
<title>silnia</title>
<script src="main.js"></script>
</head>
<body>
<h1>Podaj liczbe</h1>
<input id="n">
<button onclick="licz()">Licz silnie</button>
<h2 id="view"></h2>
</body>
</html>
Raw
main.js
function silnia(){
var n = document.getElementById("n").value;
var result = 1;
if (n < 0) {
result = "n musi byc wieksze lub rowne 0";
} else {
for (var i = 1; i <= n; i++){
result = result*i;
}
}
document.getElementById("view").innerHTML = result;
}
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