View Code of Problem 47

#include<iostream>
#include<iomanip>
#include<string>
#include<algorithm>
#include<math.h>
using namespace std;
int main(){
  double a,b,c;
  cin>>a>>b>>c;
  cout<<a+b+c<<" "<<a*b*c<<" ";
  cout<<fixed<<setprecision(2)<<(a+b+c)/3<<endl;
}