import java.io.BufferedReader;
import java.io.FileReader;


public class Try {
    public static void main(String[] args) throws Exception {
        BufferedReader br = new BufferedReader(new FileReader("scores.txt"));
        String line;
        int sum = 0;
        int count = 0;
        while ((line = br.readLine()) != null) {
            sum += Integer.parseInt(line);
            count++;
        }
        System.out.println("总分：" + sum);
        System.out.println("平均分：" + (sum * 1.0 / count));
        br.close();
    }
}