Series

function series(input) {
    let budget = Number(input.shift());
    let volume = Number(input.shift());

    for (let i = 0; i < volume; i++) {
        let name = input.shift();
        let cash = Number(input.shift());

        switch (name) {
            case "Thrones":
                cash /= 2;
                break;
            case "Lucifer":
                cash *= 0.6;
                break;
            case "Protector":
                cash *= 0.7;
                break;
            case "TotalDrama":
                cash *= 0.8;
                break;
            case "Area":
                cash *= 0.9;
                break;
        }
        budget -= cash;
    }

    if (budget >= 0) {
        console.log(`You bought all the series and left with ${budget.toFixed(2)} lv.`);
    } else {
        console.log(`You need ${Math.abs(budget).toFixed(2)} lv. more to buy the series!`);
    }
}