10039 평균 점수

import java.util.*;
 
public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        int score;
        int sum = 0;
        for(int i=0; i<5; i++) {
            score = sc.nextInt();
            if(score < 40) {
                score = 40;
            }
            sum += score;
        }
        System.out.println(sum/5);
    }
}