~~前排~~
**可能是昨天出门时间第一位为0吧**
by Hamdi @ 2023-10-07 21:28:00
我也是90分
by Hamdi @ 2023-10-07 21:36:26
```
#include<bits/stdc++.h>
using namespace std;
double a;
int b;
int main()
{
cin >> a >> b;
int t = ceil(a / b);
t += 10;
int f = 60 * (24 + 8) - t;
int s = (f / 60) % 24;
int k = f % 60;
printf("%02d:%02d\n", s, k);
return 0;
}
```
by Hamdi @ 2023-10-09 13:42:30