s大于400也肯定大于150啊
by 翰森锐 @ 2020-01-19 18:26:06
谢谢
by Ipfirn @ 2020-01-20 12:25:40
```python
s = int(input())
if s>400:
print('%.1f'%((s-400)*0.5663+250*0.4663+150*0.4463))
elif s>150:
print('%.1f'%((s-150)*0.4663+150*0.4463))
else:
print('%.1f'%(s*0.4463))
```
by Ipfirn @ 2020-01-20 12:26:08