@[zhizhi](/user/271915)
```cpp
#include<stdio.h>
#include<math.h>
int main()
{
int s,v,time_1,time,hour,minute;
scanf("%d %d",&s,&v);
time_1 = ceil(s * 1.0 / v);
time = time_1 + 10;
hour = (8 - (int)ceil(time * 1.0 / 60) + 24) % 24;
minute = (60 - (time - (time / 60) * 60)) % 60;
if(hour >= 0 && hour <= 9){
if(minute < 10){
printf("0%d:0%d",hour,minute);
}else{
printf("0%d:%d",hour,minute);
}
}else{
if(minute < 10){
printf("%d:0%d",hour,minute);
}else{
printf("%d:%d",hour,minute);
}
}
return 0;
}
```
by 红黑树 @ 2024-07-03 01:35:51
@[红黑树](/user/413140) 谢谢佬惹
by zhizhi @ 2024-07-03 09:37:01