#2004: AC
1753924-2@g.puiching.edu.mo
(楊允瀧P5A24)
School
:
No School
ID : 3096
IP address : [192.168.120.33]
Last Login ：
2025-05-18 13:17:22
#include<bits/stdc++.h>
using namespace std;
int main(){
int a;
float b;
cin>>b>>a;
printf("%.3f\n",b/a);
cout<<a*2;
return 0;
}
//Theo
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