西凤展使md
by Miyamizu_Mitsuha @ 2023-08-30 00:08:25
```
include<bits/stdc++.h>
using namespace std;
int main(){
int s,v,min=0,hour=0;
cin>>s>>v;
if(s%v==0){
min=s/v;
} else{
min=(s-s%v)/v+1;
}
while(min>=60){
hour+=1;
min-=60;
}
hour=7-hour;
min=50-min;
if(hour>=0)printf("%02d:%02d",hour,min);
}
```
by Miyamizu_Mitsuha @ 2023-08-30 00:10:55
提供一下更好的观感
by Miyamizu_Mitsuha @ 2023-08-30 00:11:22