import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String S = sc.next();
        String[] strings = S.split(",");
        int j = Integer.parseInt(strings[0]);
        int m = Integer.parseInt(strings[1]);
        int b = Integer.parseInt(strings[2]);
        System.out.printf("合計点:%d\n", j+m+b);
        double average = (double)(j + m + b) / 3;
        ;
        System.out.printf("平均点:%s",String.format("%.1f",average));
    }
}