input: Write a python function to sort an array of numbers.
  assert myFunc([8, 16, 7, 15, 1])==[1, 7, 8, 15, 16]
  assert myFunc([10, 2, 34, 4, 5])==[2, 4, 5, 10, 34]
  assert myFunc([3, 3, 3, 3, 3])==[3, 3, 3, 3, 3]
output: def myFunc(arr):
      return sorted(arr)