<html>
<head>
<title></title>
<script>
var age = 23;
var name = 'Katya';
var child;
var a = null;
var female = true;
var person = {
age: 25,
name: "Dima"
};
var f = 3, d = '3';
var result = f==d;
var str = "Enter your age";
do {
age2 = +prompt(str);
var pensionAge = 60,
maxAge = 120;
if (isNaN(age2)){
str = " Wrong age! Please, enter number!"
continue;
}
if (age2 == 0) {
break;
}
if (age2 < 18){
console.log("You are younge");
} else if (age2 >= 18 && age2 <= pensionAge){
console.log("Ok");
} else if (age2 > pensionAge && age2 < maxAge){
console.log("You should have bank account");
} else {
console.log("Unreal");
}
} while (isNaN(age2))
</script>
</head>
<body>
</body>
</html>