map

console.log("Hello World!");
let currency = new Map();
currency.set("USD", 14000);
currency.set("SGD", 11000);
currency.set("JPY", 131);
currency.set("MYR", 3500);
console.log(currency);
console.log(currency.get("JPY"));
const priceInJPY = 5000;
const priceInIDR = priceInJPY*currency.get("JPY");
console.log(priceInIDR);