题解 | #求小球落地5次后所经历的路程和第5次反弹的高度#

import sys
while True:
    try:
        h = float(input())
        s = h
        for i in range(4):
            s += h   #弹起和落下都是1/2高度
            h /= 2
        s = "%0.6f"%s
        h = "%0.6f"%(h / 2)
        print(s.rstrip('0'))
        print(h.rstrip('0'))
    except:
#         print(sys.exc_info())
        break