package MidExam.November2018;

import java.util.Scanner;

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

        int partySize=Integer.parseInt(scanner.nextLine());
        int days=Integer.parseInt(scanner.nextLine());

        int coins=0;
        for (double currentDay = 1; currentDay <=days ; currentDay++) {
            coins=(coins+50)-(2*partySize);
            if (currentDay/15==1){
                partySize+=5;
            }
            if (currentDay/3==1){
                coins-=3*partySize;
            }else if (currentDay/5==1){
                coins=coins+(20*partySize);
                if (currentDay/3==1){
                    coins=coins-(2*partySize);
                }
            }
            if (currentDay/10==1){
                partySize-=2;
            }
        }
        System.out.printf("%d companions received %d coins each.",partySize,coins/partySize);
    }
}