text: const arr = [6, 7, 8, 3, 4, 5];
  const my_sort = (arr) => {
      let result = arr;
      return result;
  }
  const newArray = my_sort(arr);
  newArray[0] = "!!!";
  console.log(arr); //должен вывести 3 4 5 6 7 8
  console.log(newArray); // должен !!!, 4 5 6 7 8