Cinema

function cinema(input) {
    let seats = Number(input[0]);
    let totalSum = 0;
    let index = 1;
    let command;

    while ((command = input[index++]) != "Movie time!") {
        let people = Number(command);
        if (people > seats) {
            break;
        } else if (people % 3 === 0) {
            totalSum -= 5;
        }
        totalSum += people * 5;
        seats -= people;
    }

    if (command === "Movie time!") {
        console.log(`There are ${seats} seats left in the cinema.`);
    } else {
        console.log("The cinema is full.");
    }
    console.log(`Cinema income - ${totalSum} lv.`);
}