import java.util.Scanner;

public class Histogram {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = Integer.parseInt(scanner.nextLine());
        int p = 0;
        double p1 = 0;
        double p2 = 0;
        double p3 = 0;
        double p4 = 0;
        double p5 = 0;
        double percent = 0;
        for (int i = 0; i < n; i++) {
            p = Integer.parseInt(scanner.nextLine());

            if (p < 200) {
                p1++;
            } else if (p >= 200 && p <= 399) {
                p2++;
            } else if (p >= 400 && p <= 599) {
                p3++;
            } else if (p >= 600 && p <= 799) {
                p4++;
            } else if (p >= 800 && p <= 1000) {
                p5++;
            }
        }
        System.out.printf("%.2f%%%n", p1 / n * 100);
        System.out.printf("%.2f%%%n", p2 / n * 100);
        System.out.printf("%.2f%%%n", p3 / n * 100);
        System.out.printf("%.2f%%%n", p4 / n * 100);
        System.out.printf("%.2f%%%n", p5 / n * 100);
    }
}