Cinema Tickets [JavaScript]

function cinemaTickets(input) {
    let studentTickets = 0;
    let standardTickets = 0;
    let kidsTickets = 0;

    let movie = input.shift();

    while (movie != "Finish") {
        let movieTickets = 0;
        let capacity = Number(input.shift());
        let ticket = "";

        while (ticket != "End" && capacity > movieTickets) {
            ticket = input.shift();

            if (ticket == "student") {
                studentTickets++;
                movieTickets++;
            } else if (ticket == "standard") {
                standardTickets++;
                movieTickets++;
            } else if (ticket == "kid") {
                kidsTickets++;
                movieTickets++;
            }
        }

        console.log(`${movie} - ${(movieTickets / capacity * 100).toFixed(2)}% full.`);

        movie = input.shift();
    }

    let totalTickets = standardTickets + kidsTickets + studentTickets;

    console.log(`Total tickets: ${totalTickets}`);
    console.log(`${(studentTickets / totalTickets * 100).toFixed(2)}% student tickets.`);
    console.log(`${(standardTickets / totalTickets * 100).toFixed(2)}% standard tickets.`);
    console.log(`${(kidsTickets / totalTickets * 100).toFixed(2)}% kids tickets.`)
}