package com.company;

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 part1 = 0;
        int part2 = 0;
        int part3 = 0;
        int part4 = 0;
        int part5 = 0;


        for (int i=0; i<n; i++ ){
            int num = Integer.parseInt(scanner.nextLine());
            if (num < 200){
                part1++;
            } else if(num >= 200 && num <= 399){
                part2++;
            } else if(num >= 400 && num <= 599){
                part3++;
            } else if(num >= 600 && num <= 799){
                part4++;
            } else if (num >= 800){
                part5++;
            }


        }
        double percent1 = part1*100.0 / n;
        double percent2 = part2*100.0 / n;
        double percent3 = part3*100.0 / n;
        double percent4 = part4*100.0 / n;
        double percent5 = part5*100.0 / n;

        System.out.println(String.format("%.2f%%", percent1));
        System.out.println(String.format("%.2f%%", percent2));
        System.out.println(String.format("%.2f%%", percent3));
        System.out.println(String.format("%.2f%%", percent4));
        System.out.println(String.format("%.2f%%", percent5));

    }
}