hidden in the idea of derivatives is that the next state is not just a number, but an actual regex, which contains all the information to create the next one. this is a mechanism to encode arbitrary information in the state, and use it to implement lookarounds. the lookarounds that we support are a bit limited compared to backtracking engines, but they are still very powerful and useful in practice, and more importantly, they come with the same performance guarantees as everything else.
Конфликт США с Ираном назвали ударом для Украины14:58
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"It was a matter of arriving on location and seeing the sun go down to get into position to wait for the sky to darken."
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Девушка предала лучшую подругу ради должности и моментально пожалела об этом02:33