eugene_loop.py

import math
balance = 3926
annualInterestRate = 0.2
monthlyPayment = 0

initial_balance = balance
while balance > 0 and not math.isinf(balance):
    monthlyPayment += 10
    balance = initial_balance
    for i in range(1,13):
        if i < 13:
            balance -= monthlyPayment
            balance += annualInterestRate / 12 * balance

    print balance
print monthlyPayment

# print ("Lowest Payment:", monthlyPayment)

# initBalance = balance
# monthlyInterestRate = annualInterestRate / 12.0
# month = 0
# minPay = 10
# def calculate(month, balance, minPay, monthlyInterestRate):
#     while month <12:
#         unpaidBalance = balance - minPay
#         balance = unpaidBalance + (monthlyInterestRate * unpaidBalance)
#         month += 1
#     return balance
# while calculate(month, balance, minPay, monthlyInterestRate) > 0:
#     balance = initBalance
#     minPay +=10
#     month = 0
#     calculate(month, balance, minPay, monthlyInterestRate)
# print('Lowest Payment: ' + str(minPay))


# initBalance = balance
# monthlyInterestRate = annualInterestRate / 12.0
# month = 0
# minPay = 10
# def calculate(month, balance, minPay, monthlyInterestRate):
#     while month <12:
#         unpaidBalance = balance - minPay
#         balance = unpaidBalance + (monthlyInterestRate * unpaidBalance)
#         month += 1
#     return balance
# while calculate(month, balance, minPay, monthlyInterestRate) > 0:
#     balance = initBalance
#     minPay +=10
#     month = 0
#     calculate(month, balance, minPay, monthlyInterestRate)
# print('Lowest Payment: ' + str(minPay))

# monthlyInterestRate = annualInterestRate / 12.0
# upr = balance *