求企业利润，简化版

def money(y):
	if y <= 100000:
		count = y * 0.1
		return count
	elif y > 100000 and y <= 200000:
		count = 10000 * 0.1 + (y - 100000) * 0.075
		return count
	elif y > 200000 and y < 400000:
		count = 10000 * 0.1 + 200000 * 0.075 + (y - 300000) * 0.05
		return count

if __name__ == '__main__':
	print money(float(raw_input('lirun(W):')))