题解 | #KiKi和酸奶#

#include<stdio.h> int main() { int n,h,m;

scanf("%d%d%d",&n,&h,&m);
if(m%h)
{
    n=n-m/h-1;  //除不尽要多开一盒
}
else
    n=n-m/h;
printf("%d",n);

}