input: 
  def compoundInterest(investment_amount: float, rate_of_interest: float, time: int) -> float:
      """Calculate the compound interest based on the given investment amount, rate of interest, and time.
      >>> compoundInterest(1000, 5, 5)
      1276.2815625
      >>> compoundInterest(2000, 3, 10)
      2687.8327624829423
      """
  
output:     return investment_amount * (1 + rate_of_interest / 100) ** time