Merge pull request 'C2' (#4) from C2-查询图书馆信息模块 into master

图书管理系统.c

@@ -73,6 +73,26 @@ void ShowMainMenu()
 }
 
 //C2
+void ShowLibInfo(const Book* book1, const Reader* reader1)
+{
+    Book* book = book1;
+    Reader* reader = reader1;
+    int bookNUm = 0, readerNUm = 0, mangerNUm = 0;
+    while (book != NULL)
+    {
+        bookNUm++;
+        book = book->next;
+    }
+    while (reader != NULL)
+    {
+        readerNUm++;
+        reader = reader->next;
+    }
+    printf("本图书馆共有藏书%d本,读者%d人\n", bookNUm, readerNUm);
+    printf("按任意键返回\n");
+    getchar();
+    return;
+}
 
 //C3