Sea Trip

function seaTrip(input) {
    let foodPrice = Number(input[0]) * 3;
    let souvenirPrice = Number(input[1]) * 3;
    let dayHotelPrice = Number(input[2]);

    let hotelPrice = dayHotelPrice * 0.90 + dayHotelPrice * 0.85 + dayHotelPrice * 0.80;
    let transportPrice = 210.0 * 2 / 100 * 7 * 1.85;

    console.log(`Money needed: ${(foodPrice + souvenirPrice + hotelPrice + transportPrice).toFixed(2)}`);
}