你代码咋那么长 ```cpp int n,m,x,y=480; int main() { n=read(),m=read(); x=y-ceil(n/(double)m)-10; if(x<0) x+=1440; printf("%02d:%02d",x/60,x%60); return 0; } ``` by BetaCutS @ 2022-04-30 12:46:40