"""

输入月收入和五险一金计算个人所得税

Version: 0.1
Author: 骆昊
Date: 2018-02-28

"""

salary = float(input('本月收入: '))
insurance = float(input('五险一金: '))
diff = salary - insurance - 3500
if diff <= 0:
	rate = 0
	deduction = 0
elif diff < 1500:
	rate = 0.03
	deduction = 0
elif diff < 4500:
	rate = 0.1
	deduction = 105
elif diff < 9000:
	rate = 0.2
	deduction = 555
elif diff < 35000:
	rate = 0.25
	deduction = 1005
elif diff < 55000:
	rate = 0.3
	deduction = 2755
elif diff < 80000:
	rate = 0.35
	deduction = 5505
else:
	rate = 0.45
	deduction = 13505
tax = abs(diff * rate - deduction)
print('个人所得税: ￥%.2f元' % tax)
print('实际到手收入: ￥%.2f元' % (diff + 3500 - tax))