function solve(input) {
  let index = 0;
  let seats = Number(input[index++]);
  let usedSeats = 0;
  let income = 0;

  while (true) {
    let command = input[index++];
    if (command === 'Movie time!') {
      console.log(`There are ${seats - usedSeats} seats left in the cinema.`);
      break;
    }

    let people = Number(command);
    if (usedSeats + people > seats) {
      console.log(`The cinema is full.`);
      break;
    }

    usedSeats += people;

    income += command * 5;

    if (people % 3 === 0) {
      income -= 5;
    }
  }

  console.log(`Cinema income - ${income} lv.`);
}