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export default ATM;type ATM = {    deposit(banknotesCount: number[]): void;    withdraw(amount: number): number[];};
function ATM(): ATM {    let moneyStore = new Map([        [20, 0],        [50, 0],        [100, 0],        [200, 0],        [500, 0],    ]);    const indexToMoney = [20, 50, 100, 200, 500];    return {        deposit(banknotesCount: number[]): void {            for (let i = 0; i < 5; i++) {                const index = i;                const count = banknotesCount[i];                const key = indexToMoney[index];
                moneyStore.set(key, (moneyStore.get(key) ?? 0) + count);            }        },
        withdraw(amount: number): number[] {            const delta = new Map([                [20, 0],                [50, 0],                [100, 0],                [200, 0],                [500, 0],            ]);            const changedStore = new Map(moneyStore);            for (const money of [500, 200, 100, 50, 20]) {                if ((changedStore.get(money) ?? 0) > 0 && amount >= money) {                    const d = Math.min(                        Math.floor(amount / money),                        changedStore.get(money) ?? 0,                    );                    amount -= money * d;                    delta.set(money, +d + (delta.get(money) ?? 0));                    changedStore.set(                        money,                        -d + (changedStore.get(money) ?? 0),                    );                }            }            if (amount > 0) {                return [-1];            } else {                moneyStore = changedStore;
                return Array.from(delta.values());            }        },    };}