a = int(input(‘摄氏度转换为华氏温度请按 1\n华氏温度转化为摄氏度请按 2\n‘))
if a==‘1‘:
c = float(input(‘请输入摄氏温度: ‘))
f = c*9/5+32
print(‘摄氏{:,2f}的华氏为{:.2f}‘.format(c,f ))
else:
f = float(input(‘请输入华氏温度:‘))
c = 5/9*(f-32)
print(‘华氏{:.2f}的摄氏为{:.2f}‘.format(f,c))
原文：https://www.cnblogs.com/kiffclan/p/8947305.html