#include?
#include?
#include?
#include?
#include?

//考慮到單條宏定義對內存影響不大，因此設置了較豐富的宏定義

#define?MAXADDRESS?120//用戶輸入文件地址的最長長度

//主函數中的宏定義
#define?MAIN_INPUT?20//用于用戶輸入命令
#define?LIST_NUM?15//用于用戶輸入命令對應菜單中選項的長度

//關于結構體類型stu的定義
#define?MAXNUMBER?15//由于技術有限，此項不得超過16
#define?MAXNAME?15//由于技術有限，此項不得超過16
#define?MAXCOURSENAME?15//由于技術有限，此項不得超過16
#define?COURSENUM?3//若修改此項，請務必修改下一行的coursename
char?coursename[COURSENUM][MAXCOURSENAME]?=?{“Math“?“English“?“Computer“};//各課程的名字
typedef?struct?stu
{
????char?number[MAXNUMBER];//學號
????char?name[MAXNAME];//姓名
????float?score[COURSENUM];//各科成績
????float?aver;//平均分
????float?total;//總分
}STUDENT;

//鏈表的定義
typedef?struct?node
{
????STUDENT?student;
????struct?node?*next;
}Node;

//全局變量定義
float?aver_course[COURSENUM+2];//課程的平均分+所有學生總分的平均分+所有學生平均分的平均分

//函數聲明。具體功能參見主函數后函數定義部分
Node*?Calculate_course（Node?*head）;
Node*?Sort_total_ascend（Node?*head）;
Node*?Reverse_link（Node?*head）;
Node*?Sort_number_ascend（Node?*head）;
Node*?Sort_name_ascend（Node?*head）;
Node*?Seek_name（Node?*head?char?*str）;
Node*?Seek_number（Node?*head?char?*str）;
void?Print_analysis（Node?*head）;
void?Print_single_header（void）;
void?Print_single（Node?*p）;
void?Print_all（Node?*head）;
int?Read_file（char?*file_address?Node?**head）;
int?Save_file（char?*file_address?Node?*head）;
void?Print_menu（void）;
Node*?Delete_name（Node?*head?char?*str）;
Node*?Delete_number（Node?*head?char?*str）;
void?Scan（Node?*p）;
void?Str_change（char?*p）;
Node*?Append_node（Node?**head）;
Node*?Delete_node（Node?*head?Node?*p）;
Node*?Delete_Memory（Node?*head）;
void?File_address_change（char?*file_address）;
void?Gets_safe（char?*input?int?size）;

//主程序
int?main（）
{
????char?input[MAIN_INPUT]?=?{0};
????char?tempName[MAXNAME]?=?{0};
????char?tempNumber[MAXNUMBER]?=?{0};
????char?file_address[MAXADDRESS]?=?{0};
????Node?*head?=?NULL;
????Node?*pt;

????Print_menu（）;

????printf（“Welcome?to?use?this?student?achievement?management?system!?You?can?input?\“menu\“?to?call?the?menu\n“）;
????printf（“I?suggest?you?always?use?\“0\“?to?exit?the?program.?This?will?back?up?the?file?you?are?editing?in?the?root?directory.\n\n“）;

????while（1）
????{
????????//system（“pause“）;
????????//system（“cls“）;//為方便查看歷史信息，不使用這兩行代碼

????????//用戶輸入選項
?????????{
????????????printf（“Here?is?main?menu.?Please?input?your?choice:“）;

????????????Gets_safe（input?sizeof（input））;//相當于使用fgets，將fgets最后的\n轉化成\0，并且輸入后自動清空緩沖區

????????????printf（“\n“）;
????????}

????????//查看鏈表
????????if（strcmp（input?“see“）?==?0）
????????{
????????????Print_all（head）;
????????????printf（“Program?has?jumped?to?the?main?menu.\n\n“）;
????????????continue;//每個功能使用結束后跳轉到“用戶輸入選項”
????????}

????????//喚出菜單
????????else?if（strcmp（input?“menu“）?==?0）
????????{
????????????Print_menu（）;
????????????printf（“\n“）;
????????????continue;
????????}

????????//退出
????????else?if（strcmp（input?“0“）

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-12-17?12:30??1190201706\
?????目錄???????????0??2019-12-11?17:41??1190201706\big_homework\
?????文件????????1090??2019-12-08?10:03??1190201706\big_homework\big_homework.cbp
?????文件?????????158??2019-12-11?16:40??1190201706\big_homework\big_homework.depend
?????文件?????????356??2019-12-11?17:41??1190201706\big_homework\big_homework.layout
?????目錄???????????0??2019-12-08?10:05??1190201706\big_homework\bin\
?????目錄???????????0??2019-12-11?17:06??1190201706\big_homework\bin\Debug\
?????文件???????50650??2019-12-11?17:06??1190201706\big_homework\bin\Debug\big_homework.exe
?????文件???????28726??2019-12-11?17:06??1190201706\big_homework\main.c
?????目錄???????????0??2019-12-08?10:05??1190201706\big_homework\obj\
?????目錄???????????0??2019-12-11?17:06??1190201706\big_homework\obj\Debug\
?????文件???????23529??2019-12-11?17:06??1190201706\big_homework\obj\Debug\main.o
?????文件?????????361??2019-12-11?17:05??1190201706\big_homework\temp12138.txt
?????文件?????3046400??2019-12-17?12:29??1190201706\高級語言程序設計實驗大作業反思報告.doc