for example, the regex [a-zA-Z] only cares about two kinds of characters: letters and everything else. so instead of individually taking derivatives for 52 alphabet characters a..z, A..Z, we can conclude from the start that there are only two kinds of characters we care about: letters ([a-zA-Z]) and non-letters ([^a-zA-Z]).
НАСА откроет стартовое окно Artemis II в апреле14:57
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The MacBook Pro features up to 2x faster read/write performance than the last generation and will start at 1TB of storage for the MacBook Pro with M5 Pro, and 2TB for the MacBook Pro with M5 Max. The laptops have up to 24 hours of battery life, and with a 96 W or higher USB-C adapter, users can charge to 50% battery in 30 minutes. The laptops support Thunderbolt 5 and have a six-speaker sound system.