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Size: a a a
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P
А
for id_, man in ((id_, man) for id_, *man in arr if id_):for id_, *man in filter(lambda item: item[0], arr):P
А
id_if id_:
continueВ
В
В
А

generator_expression = (item for item in iterable [if expression])
В
А
generator = (tuple(first_item, items) for first_item, *items in arr if first_item)
for id_, man in generator:
...В
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ДК
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M
ДК