input: def sumOfRanges(start: int, end: int) -> int:
   """Compute the sum of the squares of numbers in a given range, including the start and end numbers.
   >>> sumOfRanges(10, 20)
   673
   """
   sum = 0
   for i in range(start, end + 1):
       sum += i * i
   return sum
output:     
      sum = 0
      for i in range(start, end + 1):
          sum += i * i
      return sum
  