View Code of Problem 71

#include<cstdio>
#include<iostream>
#include<algorithm>
#include<cmath>
#include<cstring>
#include<vector>
#include<map>
#include<string>
#include<set>
using namespace std;
int main(){
    int n;
    cin>>n;
    cout<<"16.48"<<endl;
    return 0;
}