Godzilla vs. Kong

function godzillaVsKong(input) {
    let budget = Number(input[0]),
        statists = Number(input[1]),
        dresses = Number(input[2]),
        decors = budget / 10;

    if (statists > 150) {
        dresses *= 0.9;
    }

    let price = decors + statists * dresses;

    if (budget >= price) {
        console.log(`Action!\nWingard starts filming with ${budget - price.toFixed(2)} leva left.`);
    } else {
        console.log(`Not enough money!\nWingard needs ${Math.abs(price - budget).toFixed(2)} leva more.`);
    }
}

Решение с тернарен оператор:

function godzillaVsKong(input) {
    let budget = Number(input[0]),
        statists = Number(input[1]),
        dresses = Number(input[2]),
        decors = budget / 10;

    budget -= decors + statists * (statists > 150 ? 0.9 : 1) * dresses;

    console.log(budget >= 0 ? `Action!\nWingard starts filming with ${budget.toFixed(2)} leva left.`
                            : `Not enough money!\nWingard needs ${Math.abs(budget).toFixed(2)} leva more.`);
}