function coffeeMachine(input) {

    let drink = String(input.shift());
    let sugar = String(input.shift());
    let count = Number(input.shift());

    switch (drink) {

        case 'Espresso':

            switch (sugar) {

                case 'Without':
                    if (count >= 5) {
                        price = 0.90;
                        discount1 = price - price * 0.35;
                        discount2 = discount1 - discount1 * 0.25;
                        totalSum = count * discount2;
                    } else if (count < 5) {
                        price = 0.90;
                        discount = price - price * 0.35;
                        totalSum = count * discount;
                    }break;

                case 'Normal':
                    if (count >= 5) {
                        price = 1;
                        discount = price - price * 0.25;
                        totalSum = count * discount;
                    } else if (count < 5) {
                        price = 1;
                        totalSum = count * price;
                    }break;

                case 'Extra':
                    if (count >= 5) {
                        price = 1.2;
                        discount = price - price * 0.25;
                        totalSum = count * discount;
                    } else if (count < 5) {
                        price = 1.2;
                        totalSum = count * price;
                    } break;
            }
            break;

        case 'Cappuccino':

            switch (sugar) {

                case 'Without':
                    price = 1.00;
                    discount = price - price * 0.35;
                    totalSum = count * discount;

                break;

                case 'Normal':

                    price = 1.20;
                    totalSum = count * price;
                break;

                case 'Extra':
                    price = 1.60;
                    totalSum = count * price;
                break;
            }
        break;

        case 'Tea':

            switch (sugar) {

                case 'Without':
                    price = 0.50;
                    discount = price - price * 0.35;
                    totalSum = count * discount;

                 break;

                case 'Normal':

                    price = 0.60;
                    totalSum = count * price;
                break;

                case 'Extra':
                    price = 0.70;
                    totalSum = count * price;
                 break;
            }
    break;

    }



    if (totalSum <= 15) {
        console.log(console.log(`You bought ${count} cups of ${drink} for ${(totalSum).toFixed(2)} lv.`));
    } else {
        console.log(console.log(`You bought ${count} cups of ${drink} for ${(totalSum - totalSum * 0.20).toFixed(2)} lv.`));
    }

}
coffeeMachine(['Cappuccino','Normal',13]);