Y,M,D = map(int,input().split())
if 1990 <= Y <= 2018:
    print('Yes')
elif Y == 1989:
    if M >= 2:
        print('Yes')
    elif M == 1:
        if D >= 8:
            print('Yes')
        else:
            print('No')
elif Y == 2019:
    if M <= 3:
        print('Yes')
    elif M == 4:
        if D <= 30:
            print('Yes')
        else:
            print('No')
    else:
        print('No')
else:
    print('No')