예제 #1
0
 public void AddReader(Reader r)
 {
     readers.Add(r);
 }
예제 #2
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 public void RemoveReader(Reader r)
 {
     readers.Remove(r);
 }
예제 #3
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 public void GiveBook(Book b, Reader r)
 {
     r.books.Add(b);
 }