Start: Apr, 17, 2017 10:00:00
Python程序设计基础培训第二次作业
End: Apr, 23, 2017 14:00:00
Time elapsed:
Time remaining:

Problem_ID: C
Result: Accepted
Time: 163ms
Memory: 21432kB
Author: 13586096380
In contest: 1086

while True:
	c=input()
	if c==0:
		break
	else:
		h=100
		for i in range(c):
			h=h*0.7
		print "%.2f" %h