15 lines
251 B
C#
15 lines
251 B
C#
using System;
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class Operation
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{
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public static void PrintTitle(Book b)
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{
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b.Show();
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}
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public static void MetodObrabotchik(Book b)
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{
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Console.WriteLine("Книга {0} сдана в срок.", b.ToString());
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}
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}
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