import java.util.Scanner;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
float count1 = 0;
int count2 = 0;
float sum = 0;
while (sc.hasNextInt()){
int cur = sc.nextInt();
if (cur >= 0){
count1++;
sum += cur;
}else{
count2++;
}
}
System.out.println(count2);
System.out.printf("%.1f\n", sum/count1);
}
}