index.html
<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>My JavaScript</title>
</head>
<body>
<script src="main.js"></script>
</body>
</html>main.js
'use strict';
let amount = 100;
for (let year = 1; year <= 30; year++){
amount *= 1.05;
if(amount < 200){
continue;
}
if(amount > 300){
break;
}
console.log(`Year ${amount}`);
}