import java.text.DecimalFormat;
import java.util.Scanner;

public class OddEvenPosition {

    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);

        int n = Integer.parseInt(scanner.nextLine());
        double evenSum = 0.0;
        double oddSum = 0.0;
        double evenMaxNum = -1000000000.0;
        double evenMinNum = 1000000000.0;
        double oddMaxNum = -1000000000.0;
        double oddMinNum = 1000000000.0;

        for (int i = 0; i < n; i++) {
            double num = Double.parseDouble(scanner.nextLine());
            if (i % 2 == 1) {
                evenSum += num;
                if (num < evenMinNum) {
                    evenMinNum = num;
                }
                if (num > evenMaxNum){
                    evenMaxNum = num;
                }
            }
            else {
                oddSum += num;
                if (num < oddMinNum) {
                    oddMinNum = num;
                }
                if (num > oddMaxNum){
                    oddMaxNum = num;
                }
            }
        }
        DecimalFormat df = new DecimalFormat("#.##");

        System.out.println("OddSum="+ df.format(oddSum));

        if (oddMinNum == 1000000000) {
            System.out.println("OddMin=No");
        }
        else {
            System.out.println("OddMin=" + df.format(oddMinNum));
        }

        if (oddMaxNum == -1000000000) {
            System.out.println("OddMax=No");
        }
        else {
            System.out.println("OddMax=" + df.format(oddMaxNum));
        }

        System.out.println("EvenSum="+ df.format(evenSum));

        if (evenMinNum == 1000000000) {
            System.out.println("EvenMin=No");
        }
        else {
            System.out.println("EvenMin=" + df.format(evenMinNum));
        }

        if (evenMaxNum == -1000000000) {
            System.out.println("EvenMax=No");
        }
        else {
            System.out.println("EvenMax=" + df.format(evenMaxNum));
        }
    }
}