package 算法;

import java.math.BigDecimal;
import java.util.Scanner;

public class 成绩统计 {
    public static void main(String[] args) {

        Scanner input = new Scanner(System.in);//创建一个键盘扫描类对象

        int jigeSum = 0;
        int lianghaoSum = 0;
        int n = input.nextInt();
        for (int i = 0; i < n; i++) {
            int nextInt = input.nextInt();
            //判断
            if (nextInt >= 60) {
                jigeSum++;
                if (nextInt >= 85) {
                    lianghaoSum++;
                }
            }
        }

        int f1 = new BigDecimal((float) jigeSum / n * 100).setScale(0, BigDecimal.ROUND_HALF_UP).intValue();

        System.out.println(f1 + "%");

        int f2 = new BigDecimal((float) lianghaoSum / n * 100).setScale(0, BigDecimal.ROUND_HALF_UP).intValue();

        System.out.println(f2 + "%");

    }
}