Ща и на эту накатаем, что нам )

If a well-known anecdote about Archimedes thwarting an enemy invasion with mirrors is to be believed, people used formulae in warfare as early as in Ancient Greece. When Germany tried to conquer the world during World War Two, maths became so important that it basically lead to the birth of modern cryptography. The Enigma technology was one of the most guarded secrets that allowed Germans to plan their invasions without any fear of being exposed. Naturally, Turing team's efforts in cracking the code, which lead to the invention of computers, were one of the factors that turned the tide. So nowadays, if any country is preparing for an occupation, digital literacy becomes paramount to their effort. If, hypothetically speaking, and I don't mean to give anybody any ideas but please consider my application for the Federal Security Bureau, Russia were to invade [redacted], here's what we should do...