EXAM-PROBLEM-01.SweetDesert

function solve(input) {
    let ivanchosChash = Number(input[0]);
    let numberOfGuests = Number(input[1]);
    let bananasPrice = Number(input[2]);
    let eggsPrice = Number(input[3]);
    let berriesPrice = Number(input[4]);

    let sets = Math.ceil(numberOfGuests / 6);
    let bananas = sets * (2  * bananasPrice);
    let eggs = sets * (4  * eggsPrice);
    let berries = sets * (0.2  * berriesPrice);

    let total = bananas + eggs + berries;
    total = total.toFixed(2);
    let neededMoney = total - ivanchosChash;
    neededMoney = neededMoney.toFixed(2);

    if(total <= ivanchosChash) {
        console.log(`Ivancho has enough money - it would cost ${total}lv.`);
    } else {
        console.log(`Ivancho will have to withdraw money - he will need ${neededMoney}lv more.`);
    }
}

solve(['20',
    '33',
    '0.60',
    '0.50',
    '10']);