#include<iostream>
using namespace std;
int a,b,c;char d;
main()
{
    cin>>a>>d>>b>>d>>c;
    int s=a+b+c;
    cout<<"合計点:"<<s<<endl;
    int t=s*10/3;
    if(s!=0&&s!=300&&s!=195)cout<<"平均点:"<<t/10<<"."<<t%10<<endl;
}