7 blocks: HashMap,
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Адвокат рассказал о «сложностях» Джабраилова с налоговойАдвокат Карабанов: У экс-сенатора Джабраилова были сложности с налоговой，推荐阅读新收录的资料获取更多信息
The fourth requirement (“Dynamic”) ensures that we only create dependencies when they are actually needed. This is easiest to see with conditional formulas, so something like IF(, slow_calculation(B1)). If the condition is true, this formula returns the value of (and therefore depends on) the cell B1. But if the condition is false, the formula returns nothing — and if B1 changes, this cell should not be updated. This is a dynamic dependency — the dependency only exists if is true.，推荐阅读新收录的资料获取更多信息
与其说是技术问题，不如说是一个被长期忽视的基础工程问题。