text: var repeatIt = function(str, n) {
      return typeof str !== "string" ? "Not a string" : str.repeat(n);
  }
   console.log(
      repeatIt("*",3), //"***", 'Returned unexpected value')
      repeatIt("Hello",11), //"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello", 'Returned unexpected value')
  )