import java.util.Scanner;

public class Test111 {

    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);

        int n1 = Integer.parseInt(scanner.nextLine());

        double average = 0;
        double min = 10000;
        double max = -10000;
        double sum = 0;

        for (int i = 0; i < n1; i++) {
            int n2 = Integer.parseInt(scanner.nextLine());

            if (n2 < min) {
                min = n2;
            }
            if (n2 > max) {
                max = n2;
            }
            sum = sum + n2;
        }
        average = sum / n1;

        System.out.printf("min=%.2f%n", min);
        System.out.printf("max=%.2f%n", max);
        System.out.printf("sum=%.2f%n", sum);
        System.out.printf("avg=%.2f", average);

    }
}