题解 - 苏州市吴江区中学生信息编程竞赛域

1
Prettygirl (12312王诺怡) LV 8 @ 2021-11-21 21:27:56

#include <iostream>
#include <cmath>
using namespace std;
int main()
{
int n,x,y;
cin>>n>>x>>y;
cout<<n-ceil(1.0*y/x);
return 0;
}
-1
12240倪惟肖 (倪惟肖) LV 7 @ 2021-11-19 16:25:08

#include<iostream>
#include<cmath>
using namespace std;
int main()
{
int n,x,y,t,rest;
cin>>n>>x>>y;
t=ceil((double)y/x);
if (t<n) rest=n-t;
else rest=0;
cout<<rest<<endl;
return 0;
}
-2
12237余傲寒 (12237余傲寒) LV 8 @ 2021-11-19 16:26:46

#include<iostream>
#include<cmath>
using namespace std;
int main()
{
int n,x;
double y;
cin>>n>>x>>y;
cout<<n-ceil(y/x);
return 0;
}