Divexp

def DivExp(a, b):
 assert a > 0
 try:
  c = a / b
  print("Quotient is", c)
 except ZeroDivisionError:
  print("Error: Denominator cannot be 0.")
 quit()
a = int(input("Numerator: "))
b = int(input("Denominator: "))
DivExp(a, b)