import java.util.Scanner;

public class FoodForPets_04 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int days = Integer.parseInt(scanner.nextLine());
        double obshtoKolicestvoXrana = Double.parseDouble(scanner.nextLine());

        double sumNaDog = 0;
        double sumNaCat = 0;
        double sumBiscuits = 0;
        for (int i = 1; i <= days ; i++) {
            int kolicestwoXranaNaKutceto = Integer.parseInt(scanner.nextLine());
            int kolicestwoXranaNaKotkata = Integer.parseInt(scanner.nextLine());

            if(i % 3 == 0){
                double biskwitki = (kolicestwoXranaNaKotkata + kolicestwoXranaNaKutceto) * 0.1;
                sumBiscuits += biskwitki;
            }
            sumNaDog += kolicestwoXranaNaKutceto;
            sumNaCat += kolicestwoXranaNaKotkata;
        }
        double sum  = Math.round(sumBiscuits);
        double eatenFood = sumNaCat + sumNaDog;
        double persentOfEatenFood = (eatenFood / obshtoKolicestvoXrana) * 100;
        double persentOfDog = (sumNaDog / eatenFood) * 100;
        double persentOfCat = (sumNaCat / eatenFood) * 100;
        System.out.printf("Total eaten biscuits: %.0fgr.%n", sum);
        System.out.printf("%.2f%% of the food has been eaten.%n", persentOfEatenFood);
        System.out.printf("%.2f%% eaten from the dog.%n", persentOfDog);
        System.out.printf("%.2f%% eaten from the cat.%n", persentOfCat);
    }
}