Student Management System

This system is a freshman curriculum design in the course design made out.

-----------------Completion Time 2013 06 08

  1/Student Management System Completion Time 2013 06 08 2/Freshman First course design 3 #include <stdio.h> 4 #include <stdlib.h> 5 #include <str Ing.h> 6 #define N 3 7 #define LEN (student*) malloc (sizeof (Student)) 8/* Student Data structure * * 9 typedef struct NODE 10
 {one char num[20];
 Char name[15];
 int score[n];
 int sum;
 Double Ave;
 struct node *next;
 Student;
 18 19/* Head pointer * Student *head = NULL;
 21/* Temporary pointer * Student *tmp = NULL;
 23/* Course Name/* Char classname[n][30] = {"Big thing", "high number", "C Language"};
 25/* Command switch */num int switch[16] = {0};
 27/* All function declarations/* int Menu ();
 student* Init ();
 int Checknum (char*);
 to int checkname (char*);
 int Cheakscore (int score);
 Same_num Int (char*);
 Inputnodeinfo void (student*);
 (a) void Outputnodeinfo (student*);
 student* Searchfrontnode (student*);
 Panax Notoginseng void Deletenode (student*);
 InsertBefore void ();
 Inputlist ();
 student* Searchid (char*); student* Searchname (char*);
 The void Searchdeletenode ();
 outlist void ();
 The void Searchprintnode ();
 The void Compute ();
 Cmpid Int (student*, student*, int);
 cmpsum Int (student*, student*, int);
 Cmpscore Int (student*, student*, int);
 student* searchmaxnode (int (*cmp) (student*, student*, int), int);
 student* Sort (int (*cmp) (student*, student*, int), int);
 Wu void Outputtofile (file*, student*, int);
 InsertAfter void (student*);
 SaveToFile void ();
 The void LoadFile ();
 A//void CopyFile ();
 void Inserttofile ();
 void Freelist (student* p);
 Stat void ();
 Quit void ();
 60 61/* Main function/+ int main () = int n;   while (1) {n = Menu (); (n = = 1 | | n = 15 | |
 Switch[1]) ({) (n) 73 {74/* Execute initialization * *
 1:76 head = Init ();                         77printf ("Look ....")
 Initialization succeeded \ n ");
 The break;
 79/* Create a linked list, input student information * * Case 2:81 inputlist ();
 a break; 83/* Lookup number or name deletion information * * Case 3:85 Searchdeletenode (
 );
 break;
 87/* Output ALL student information * * 4:89 system ("CLS");
 Outlist ();
 a break;
 92/* Find student information by name * * * case 5:94 searchprintnode ();
 The break;
 96/* Save to File * * 6:98 savetofile ();
The break;     100/* Read student information from File/* Case 7:102 if (Switch[6]) 103                     {head = Init (); LoadFile (); 106 } ' else 108 {109 Print
F ("Current file not saved \ n");
The break;
112/* Calculate total score and average score of all students * * * 113 case 8:114 Compute ();
SWITCH[8] = 1;
116 printf ("Calculated \ n");
117 break;
118/* Insert a student information to the list * * * 119 case 9:120 insertbefore ();
121 Switch[6] = 0;
122 Switch[8] = 0;
123 break;
124//* * Copy File///Case 10:126//CopyFile ();          127 break; Would have wanted to cancel the copy function, there was a problem if the BR was canceled at the same timeEak program will be strange out of the dead loop, not yet resolved 2013 06 13 128/* Sort, sorted by total score and print student information * * 129 case 11:130 
if (Switch[8]) 131 {132 head = Sort (cmpsum, 0);
The System ("CLS");
134 Outlist ();                             135} 136 Else 137 {138
printf ("Please calculate the total score!\n first");
139} 140 break; 141/* Tail Add a student information to the file * * 12:143 Inserttofile
();
144 Switch[6] = 0;
145 printf ("Tail add complete!\n");
146 break; 147/* Search by School number.                             Student Information */148 case 13:149 if (switch[8)) 150 {151 Head = Sort (Cmpid, 0);
152 System ("CLS");
153 Outlist ();                             154} 156 {157
printf ("Please calculate the total score!\n first");
158} 159 break;
160/* Subtotal * * 161 case 14:162 System ("CLS");
163 Stat ();
164 break;
165/* End */166 case 15:167 Quit ();
a break;
169 default:170 printf ("Invalid command number!\n");
171 fflush (stdin);
172} 173 System ("pause"); 174} 175 Else 176 {177 printf ("You must first initialize!\n"); 178 sy
Stem ("pause"); 179} 180} 181} 182       
183 System ("pause");
184 return 0; 185} 186 187/* Menu/188 int menu () 189 {190 int n; 191 system ("CLS"), Fflush (stdin), 193 p
rintf ("*********************************************************************\n");
194 printf ("*********************************************************************\n");
195 printf ("01" initialization ... \ n);
196 printf ("" 02 "input student information \ n");
197 printf ("" "03" Find the school number or name deletion information \ n ");
198 printf ("" 04 "output all student information \ n");
199 printf ("" 05 "find student information by name \ n");
printf ("" 06 "Save to File \ n");
201 printf ("07" reads student information from a file \ n ");
The "08" calculates the total score and average score of all students \ n ");
203 printf ("09" Inserts a student information into the list \ n ");
204//printf ("" 10 "Copy files \ n");
205 printf ("11" sorted by total score and print student information \ n ");
206 printf ("12" tail adds a student information to the file \ n "); 207 printf ("13") Search by study number.
Student information \ n ");
"(" 14 "Subtotal \ n");
209 printf ("" 15 "Exit \ n");
210 printf ("********************************************************************\n"); 211 printf ("Please enter the command series