logins = {}
counter = 0

while True:
    command = input()

    if command == "login":
        break

    user_info = command.split(" -> ")
    username = user_info[0]
    password = user_info[1]
    logins[username] = password


while True:
    command = input()

    if command == "end":
        break

    login_info = command.split(" -> ")
    username = login_info[0]
    password = login_info[1]

    if username not in logins.keys():
        print("{}: login failed".format(username))
        counter += 1
    elif username in logins.keys() and password == logins[username]:
        print("{}: logged in successfully".format(username))
    else:
        print("{}: login failed".format(username))
        counter += 1


print("unsuccessful login attempts: {}".format(counter))