print("这个程序可转换华氏度为摄氏度")
print("请输入华氏度：", end = " ")
hsd = float(input())
ssd = (hsd -32) * (5 / 9)
print("摄氏度是：", end=" ")
print(ssd)
print("这个程序可转换华氏度为摄氏度")
print("请输入华氏度：", end = " ")
hsd = float(input())
ssd = (hsd -32) * (5 / 9)
print("摄氏度是：", end=" ")
print(ssd)