```cpp
#include<bits/stdc++.h>
using namespace std;
double h,s,v,l,k,q,p;
int n;
int main(){
cin>>h>>s>>v>>l>>k>>n;
cout<<min(n,int(s-sqrt((h-k)/5)*v+l))-max(0,int(s-sqrt(h/5)*v));
}
```
by MC小萌新 @ 2021-08-07 11:52:46
```cpp
#include<iostream>
#include<cstdio>
#include<cmath>
using namespace std;
const double eps=0.0001;
double h,s,v,l,k;
int n,ans;
int main(){
int cnt=0;
double a,b,c,d;
scanf("%lf%lf%lf%lf%lf%d",&h,&s,&v,&l,&k,&n);
for(int i=0;i<n;i++){
a=(s-i-eps)/v,b=(s-i+l+eps)/v;//处理精度误差
c=sqrt((h-k)/5.0),d=sqrt(h/5.0);
if((c<=a&&a<=d)||(c<=b&&b<=d)||(a<=c&&c<=b)||(a<=d&&d<=b))
cnt++;
}
printf("%d\n",cnt);
return 0;
}
```
by emmm123 @ 2021-08-12 20:06:43
@[MC小萌新](/user/183954) 谢谢
by ZinChloride @ 2021-09-05 20:36:33
@[MC小萌新](/user/183954) %%%
by ZinChloride @ 2021-09-05 20:37:13