import java. util. Scanner;

public class Main{
	public static void main (String[] args){
		Scanner scanner = new Scanner (System. in);
		Double[] test = new Double[3];
		int x = 0;
		String answer = scanner. next();
		String[] a = answer. split (",");

		for (int j = 0; j < test. length; j ++){
			test[j] = Double. parseDouble (a[j]);
		}
		
		for (int j = 0; j < test. length; j ++){
			x += test[j];
		}
		System. out. println ("合計点:" + x);
		
		double f = (double)x / test. length;
		
		System. out. println ("平均点:" + (Math. floor (f * 10)) / 10);
	}
}