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#!/usr/bin/env python3

# -*- coding: utf-8 -*-

# Author: xurongzhong#126.com wechat:pythontesting qq:37391319

# 技术支持 钉钉群：21745728(可以加钉钉pythontesting邀请加入)

# qq群：144081101 591302926 567351477

# CreateDate: 2018-6-12

# balance_table.py

# Print table of account balances earning interest.

def balance(p, r, t):

"""Return new balance using compound annual interest."""

return p*(1 + r)**t

def main():

print("Calculates compound interest over time.")

principal = float(input("Principal: "))

rate = float(input("Interest rate (as a decimal): "))

years = int(input("Number of years: "))

for year in range(years + 1):

print(year, balance(principal, rate, year))

main()