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# 图书管理系统
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2023年4月
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成员1:王昊 成员2:孙艺哲 成员3:张江楠 成员4:郭佳慧
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## 项目简介
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本系统是程序设计与问题求解课程设计项目,实现了库存零件 CSV 格式数据文件的读取和保存,以及数据的增删改查(CRUD)、排序和图表显示等功能。项目采用 C 语言编程实现,在 VS Code 集成开发环境(IDE)中用 GCC 进行编译。系统采用模块化设计,程序结构清晰,采用菜单驱动的命令行界面,操作便捷,能够用 CSV 格式读取和保存数据,通用性强,能够用图表展示数据,直观清楚。
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下载地址:https://bdgit.educoder.net/mac76tib2/test.git
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项目开发过程中采用 Kanban(看板)进行任务管理和分工协作,并使用 Git 对程序代码和文档进行版本管理。任务分工情况如下:
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| 任务 | 设计 | 开发 | 测试 | 文档 |
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每个成员工作量(百分比):
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| 王昊 | 张江楠 | 郭佳慧 | 孙艺哲 |
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| 25 | 25 | 25 | 25 |
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## 关于图书管理系统
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建立一个图书馆管理系统,可以处理以下对象:
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(1)图书馆基本信息
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(2)图书馆的书籍
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(3)图书馆管理员
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(4)读者信息
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### 需求分析
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(1)查询图书馆的总信息
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(2)查询图书馆藏书信息
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(3)存入新书
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(4)旧书处理
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(5)根据书名检索书刊信息
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(6)查询读者的借阅信息
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(7)查询读者信息
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(8)读者借书
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(9)读者还书
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(10)文件保存
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(11)从文件读取
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## C1:函数模块
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1.函数原形:int main();
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2.功能:调用ShowMainMenu()函数,显示主界面
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```
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```
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## C2:查询图书馆信息模块
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函数原形:void ShowLibInfo(const Book* book, const Reader* reader);
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功能:接受两个形参,分别是图书的链表地址,读者的链表地址,并遍历两个链表,显示出图书的数量和读者的数量
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```
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```
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## C3:查找图书馆藏书信息模块
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1) 函数原形: void ShowLibBook(Book* book);
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2) 功能: 接受一个形参:图书的链表地址,遍历该链表,显示出所有图书的信息
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```
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```
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## C4:存入新书信息模块
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1) 函数原形: Book* AddBook(Book* book);
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2) 功能: 接受一个形参:图书的链表地址,利用尾插对链表进行修改,添加图书
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```
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```
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## C5:旧书处理信息模块
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1)函数原形: Book* DealoldBook(Book* book);
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2) 功能: 接受一个形参:图书链表的地址,遍历该链表,用书的编号进行匹配,找到该图书后删除该图书,否则返回
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```
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```
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## C6:查找图书信息模块
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1)函数原形: void foundBook(Book* book);
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2) 功能:接受一个形参:图书链表的地址,遍历该链表,用书的编号进行匹配,找到该图书后显示该图书,否则返回
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```
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```
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## C7:查询读者借阅信息模块
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1)函数原形: void foundReader_Info(Reader* reader);
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2) 功能: 接受一个形参:读者链表的地址,遍历该链表,用读者的编号进行匹配,找到该读者显示该读者的信息,否则返回
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```
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```
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## C8:查询读者借书模块
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1)函数原形: void foundReaderInfo(Reader* reader);
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2)功能: 接受一个形参:读者链表的地址,遍历该链表,用读者的编号进行匹配,找到该读者显示该读者的借阅信息,否则返回
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```
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```
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## C9:读者借书模块
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1)函数原形: Reader* LendBook(Reader* reader, Book* book);
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2)功能:接受两个形参:读者链表地址和图书链表地址,用读者的编号进行匹配,找到该读者后,用图书的编号进行匹配,进行借书,否则返回
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```
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```
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## C10:读者还书模块
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函数原形:void returnBook(Reader* reader, Book* book);
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功能:接受两个形参:读者链表地址和图书链表地址,用读者的编号进行匹配,找到该读者后,用图书的编号进行匹配,进行还书,否则返回
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```
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void returnBook(Reader* reader1, Book* book1)
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{
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Reader* reader = reader1;
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Book* book = book1;
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printf("请输入读者的id:");
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int id;
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scanf("%d", &id);
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getchar();
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if (reader != NULL)
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{
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while (reader != NULL)
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{
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if (id == reader->iNum)
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{
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printf("请输入要还的书的编号:");
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int id_book;
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scanf("%d", &id_book);
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getchar();
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for (int i = 0; i < reader->iMax; i++)
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{
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if (reader->aiBookId[i] == id_book)
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{
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reader->aiBookId[i] = 0;
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while (book)
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{
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if (id_book == book->iNum)
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{
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book->iAmount++;
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printf("还书成功!\n");
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printf("按任意键返回\n");
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getchar();
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return reader1;
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}
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book = book->next;
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}
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}
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}
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printf("没有找到该图书,检查图书的Id\n");
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printf("按任意键返回\n");
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getchar();
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return reader1;
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}
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reader = reader->next;
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}
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printf("没有找到该读者,检查读者id是否输入有误\n");
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printf("按任意键返回\n");
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getchar();
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return reader1;
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}
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}
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```
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## C11:保存信息模块
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1)函数原形: void save(Book* book);
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2) 功能:接受一个形参:book的链表地址,新建一个文件,将链表中的信息保存到硬盘中
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```
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void save(Book* book1)
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{
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FILE* fp;
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Book* pCur = book1;
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int iCount = 0;
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if (pCur == NULL)
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{
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printf("\n没有学生记录!\n");
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return;
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}
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if ((fp = fopen("book.txt", "wb")) == NULL)
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{
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printf("创建文件失败!\n");
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getchar();
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exit(1);
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}
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while (pCur)
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{
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fwrite(pCur, sizeof(Book), 1, fp);
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pCur = pCur->next;
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iCount++;
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}
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printf("\n");
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printf("保存文件的数据数目为:%d\n", iCount);
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fclose(fp);
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}
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```
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## C12:读取信息模块
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```
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1)函数原形: Book* read1();
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2) 功能:打开一个文件,将文件中的信息读取到内存中,并返回一个Book类型的指针
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Book* read1()
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{
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FILE* fp;
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Book* pHead = NULL, * pTemp = NULL, * pCur = NULL;
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if ((fp = fopen("book.txt", "r")) == NULL)
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{
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printf("\n文件打开失败!请检查文件名!\n");
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exit(0);
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}
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pTemp = (Book*)malloc(sizeof(Book));
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while (fread(pTemp, sizeof(Book), 1, fp))
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{
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if (!pHead)
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{
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pHead = pCur = pTemp;
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}
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else
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{
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pCur->next = pTemp;
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pCur = pTemp;
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}
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pTemp = (Book*)malloc(sizeof(Book));
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}
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fclose(fp);
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return pHead;
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}
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```
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