deftest_calculate_interest_rate():""" 测试利率计算函数的正确性 """# 测试用例test_cases=[(1000,50),# 本金为1000,利息为50(2000,100),# 本金为2000,利息为100(1500,75),# 本金为1500,利息为75]forprincipal,interestintest_cases:rate=calculate_interest_rate(principal,interest)# 调用计算函数print(...
classInterestCalculator:def__init__(self,principal,rate,time):self.principal=principal# 本金self.rate=rate/100# 年利率(百分比转为小数)self.time=time# 时间(年)defcalculate_simple_interest(self):"""计算简单利息"""returnself.principal*self.rate*self.timedefcalculate_compound_interest(self,frequency)...
print(f"总利息(组合贷款):{total_interest:.2f}元") print(f"总还款额(组合贷款):{total_payment:.2f}元") 五、优化代码 为了更好地管理代码,我们可以将上述功能封装到一个类中,便于调用和扩展。 示例代码: class LoanCalculator: def __init__(self, principal_1, annual_rate_1, principal_2, annua...
代码非常简单,可以让你轻易理解并写出代码: print('Interest Calculator:')amount=float(input('Principal amount ?'))roi=float(input('Rate of Interest ?'))yrs=int(input('Duration (no. of years) ?'))total=(amount*pow(1+(roi/100),yrs))interest=total-amountprint('\nInterest = %0.2f'%intere...
class MortgageCalculator: pass 在类中定义一个方法,用于接收贷款总额、年利率和贷款年数作为参数: python class MortgageCalculator: def __init__(self, loan_amount, annual_interest_rate, loan_years): self.loan_amount = loan_amount self.annual_interest_rate = annual_interest_rate self.loan_years...
defcalculate_interest(principle, time rate):ifprinciple >0:return(principle * time * rate) /100else:returnNonedefcalculate_interest(principle, time rate):ifprinciple <0:returnNonereturn(principle * time * rate) /100 首选使用“”。以()和""开始。端点() ...
"""**Mortgage Calculator** - Calculate the monthly payments of a fixed term mortgage over given Nth terms at a given interest rate. Also figure out how long it will take the user to pay back the loan.""" months = int(raw_input("Enter mortgage term (in months): ")) rate = float...
print('Interest Calculator:')amount=float(input('Principal amount ?'))roi=float(input('Rate of Interest ?'))yrs=int(input('Duration (no. of years) ?'))total=(amount*pow(1+(roi/100),yrs))interest=total-amountprint('\nInterest =%0.2f'%interest) ...
print("Triangle Area Calculator") a = float(input("Value of Side A: ")) b = float(input("Value of Base B: ")) c = float(input("Value of Side C: ")) semi = (a + b + c) / 2 area = (semi * (semi-a) * (semi-b) * (semi-c)) ** 0.5 print("The area of the tr...
filename = "calculator.zip" handler = "calculator.handler" runtime = "python3.8" environment { DEFAULT_INTEREST_RATE = "3.5" } } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 通过以上步骤,我们成功地识别并解决了在Python中计算存款利息的相关问题,确保了系统的可靠性和准确性。如上所述,利息计算不...