q

'use strict';

var Cash_Balance = prompt ('Spend money value','');
const Phone_Price = 150;
const Accessories = 9.99;
const Price_Tax = 0.08;


function buyPhone (){

    var amount = Phone_Price + Accessories;
    var price = 0;
    var i = 0;
    while (true) {
    price = price + amount;
    i++;
    if ( price >= Cash_Balance) {
        price = price - amount;
        --i;
        price = price + price * Price_Tax;
        break;
    }
}
alert('$'+price.toFixed(2));
if ( price >= Cash_Balance ) {
    alert("you don't have money for that transaction");
} else {
    alert('conzratz you got '+i+' phone(s), full price is $'+price.toFixed(2));
}
}
buyPhone();