wincking @ 2024-12-13 22:26:48
#include<stdio.h>
#include<math.h>
int main(){
int s,v,t;
scanf("%d %d",&s,&v);
t=ceil((double)s/v);
int h1=t/60,m1=t%60;
int h=7,m=50;
if(m-m1<0){
h--;
m+=60;
}
h=h-h1;m=m-m1;
if(m<10){
printf("0%d:0%d",h,m);
}else{
printf("0%d:%d",h,m);
}
return 0;
}
by LionBlaze @ 2024-12-13 22:33:32
@wincking 你确定时的首位一定是 0?
by wincking @ 2024-12-14 15:23:15
@LionBlaze 我靠 谢谢佬 我还以为是时间不会超过00:00.