const zipWith = (...array) => {
  const fn = typeof array[array.length - 1] === 'function' ? array.pop() : undefined;
  return Array.from(
    { length: Math.max(...array.map(a => a.length)) },
    (_, i) => (fn ? fn(...array.map(a => a[i])) : array.map(a => a[i]))
  );
};
module.exports = zipWith;
