08. Party Profit

party = int(input())
days = int(input())
coins = 0
for i in range(1, days + 1):
    if i % 15 == 0:
        party += 5
    if i % 10 == 0:
        party -= 2
    if i % 5 == 0:
        coins += party * 20
        if i % 3 == 0:
            coins -= party * 2
    if i % 3 == 0:
        coins -= party * 3
    coins += 50 - party * 2
print(f'{party} companions received {int(coins / party)} coins each.')