input: Write a python function to find the minimum and maximum values in a list.
  assert findMinMax([3, 5, 8, 1, 10])==(1, 10)
  assert findMinMax([10, 20, 30, 5, 2])==(2, 30)
  assert findMinMax([7, 7, 7, 7])==(7, 7)
output: def findMinMax(lst):
      return (min(lst), max(lst))