input: Write a function to compute the sum of two numbers and store the result in a third variable. The function should print the result.
  
  def compute_sum(x, y):
      result = x + y
      z = result
      print(z)
  
  assert compute_sum(5, 8)==13
  assert compute_sum(10, 15)==25
  assert compute_sum(-3, 3)==0
  assert compute_sum(0, 0)==0
  assert compute_sum(7, -1)==6
output: def compute_sum(x, y):
      result = x + y
      z = result
      print(z)