Помогите пж Номер 18 и 20
ВВАВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВВ
18. 2)
20. 3)
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