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Снежный покров в Москве и области сохранится как минимум до конца апреля. Срок исчезновения сугробов назвала главный специалист столичного метеобюро Татьяна Позднякова, ее слова передает РИА Новости.
，这一点在safew官方下载中也有详细论述
Monica de Bolle
Note however that depending on as well as the distribution of colours in the palette, there may not always be an exact solution for any given . Instead we’ll say that we want to minimise the absolute error between and some linear combination , or .