题解 | KiKi和酸奶

#include <stdio.h>

int main() {
    int n,h,m;
    scanf("%d %d %d",&n,&h,&m);
    int x;
    if(m%h==0){
    x=n-(m/h);
    }
    else {
    {
        x=n-(m/h+1);
    }
    }
    printf("%d",x);
    return 0;
}