@[w3271830934](/user/1140856) 我没啥办法(我用的是 $C++$),但我有一组能 $hack$ 你代码的数据:
in:
```
470 1
```
out:
正确输出:
```
00:00
```
你的输出:
```
00:00
24:60
```
我猜测可能是判断条件的问题
by __Rickysun__ @ 2024-02-29 19:49:53
@[Rickysun](/user/824205) 感谢回复,问题是下面这段
```
f=60 - (shi - int(shi/60))
```
应该是
```
f=60 - (shi - int(shi/60)*60)
```
并且用02d占位符修改后,代码如下
```python
from math import ceil
s,v= map(int,input().split(' '))
t=ceil(s/v)
zong=t+10
su = 480 - zong
if su>=0:
shi = su//60
m=su - shi*60
print(f"{shi:02d}:{m:02d}")
else:
shi = -su
x= 24- ceil(shi/60)
f=60 - (shi - int(shi/60)*60)
print(f"{x:02d}:{f:02d}")
```
by w3271830934 @ 2024-02-29 21:55:05