случайное событие: 25 phrases in 13 subjects |
Computers | 2 |
Cybernetics | 1 |
Electronics | 2 |
General | 2 |
Information security and data protection | 3 |
Makarov | 1 |
Mass media | 1 |
Mathematics | 6 |
Mechanics | 1 |
Programming | 2 |
Psychology | 1 |
Security systems | 1 |
Technology | 2 |