const [exePath, scriptPath, lines, repeats, usageNewline] = process.argv;
const log = Array
  .apply(null, Array(parseInt(lines)))
  .map((v, i) => i)
  .join(usageNewline === '1' ? '\n' : '.') + '\n';

const main = () => {
  setTimeout(main, 0);
  for(let i = 0; i < repeats; i++) {
    process.stdout.write(log);
  }
}

setImmediate(main);