Ответ:
Суммы по столбцам:
1-я таблица: 0, 11, 7, 6, 8, 5, −5, 6, 2, 9, 3, −1, 7, 7, 1, 3, 3, −4, 4, 0.
2-я таблица: 1, −3, −1, 1, 5, 3, 1, 3, 5, 1, −9, 0, 2, 6, −3, 0, 5, 14, 10, −7.
3-я таблица: 8, 7, 2, 3, 8, −1, 1, 6, 4, 4.
Ответ: 0, 11, 7, 6, 8, 5, −5, 6, 2, 9, 3, −1, 7, 7, 1, 3, 3, −4, 4, 0; 1, −3, −1, 1, 5, 3, 1, 3, 5, 1, −9, 0, 2, 6, −3, 0, 5, 14, 10, −7; 8, 7, 2, 3, 8, −1, 1, 6, 4, 4.
