function solve(input) {

    let w = Number(input.shift());
    let h = Number(input.shift());
    let d = Number(input.shift());
    let ticket = input.shift();

    let volumeLuggage = w * h * d;
    tax = 0;


    if (volumeLuggage >= 50 && volumeLuggage <= 100) {
        if (ticket === "priority") {
            tax = 25;
        }
    } else if (volumeLuggage >= 100 && volumeLuggage <= 200) {
        if (ticket === "priority") {
            tax = 10;
        } else {
            tax = 50;
        }
    } else if (volumeLuggage >= 200 && volumeLuggage <= 300) {
        if (ticket == "priority") {
            tax = 20;
        } else {
            tax = 100;
        }

    }

    console.log(`Luggage tax: ${tax.toFixed(2)}`);

}