def solution(arr):
    arr.sort(key=lambda x: x[2].split()[1])
    d = [list(elem) for elem in zip(*arr)]
    for i in range(len(arr[0])):
        email_full, date = d[0][i].split('#')
        email_nickname = email_full[:email_full.find('[at]')]
        surname, name = d[2][i].split()
        date = date.replace('-', '/')
        d[0][i] = date
        d[1][i] = email_nickname
        d[2][i] = '{} {}'.format(name, surname)
    return d


test_arr1 = [
    ['besskij63[at]gmail.com#02-07-2002', 'Бесский Савелий', 'Бесский Савелий'],
    ['cisagak84[at]gmail.com#19-11-2001', 'Чисапак Сергей', 'Чисапак Сергей'],
    ['redorak61[at]yahoo.com#20-04-2002', 'Редорак Тимур', 'Редорак Тимур']
]

d = solution(test_arr1)
for row in d:
    print(*row)