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Updated menu and order the function

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This commit is contained in:
Sambo Chea 2020-08-03 11:39:03 +07:00
parent f8749e3427
commit b7228aab16
2 changed files with 18 additions and 9 deletions
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8
data/students.test.txt
View File

@ -31,4 +31,10 @@ CHS10
CHS2 CHS2
2 2
19 19
90 90
CMS
345
SDC
2
1
4

19
work1/single.c
View File

@ -38,7 +38,7 @@ typedef struct student_tag STUDENT;
void read_file(); void read_file();
// util functions // util functions
void display_menu(); int menu();
void print_welcome(); void print_welcome();
void print_student(STUDENT *student); void print_student(STUDENT *student);
void release(STUDENT *data); void release(STUDENT *data);
@ -72,9 +72,7 @@ int main(void)
while (1) while (1)
{ {
display_menu(); selected = menu();
printf("Enter your option: ");
scanf("%d", &selected);
switch (selected) switch (selected)
{ {
@ -155,14 +153,19 @@ void print_student(STUDENT *student)
release(student); release(student);
} }
void display_menu() int menu()
{ {
printf("\n(1) Display students’ details\n"); printf("\n(1) Display students’ details\n");
printf("(2) Search for a student’s mark\n"); printf("(2) Search for a student’s mark\n");
printf("(3) Find the details of student with the largest average\n"); printf("(3) Find the details of student with the largest average\n");
printf("(4) Find the details of failed students\n"); printf("(4) Find the details of failed students\n");
printf("(5) Add new student to the record\n"); printf("(5) Add new student to the record\n");
printf("(6) Quit program\n\n"); printf("(6) Quit program\n");
int choosen;
printf("\nEnter your option: ");
scanf("%d", &choosen);
return choosen;
} }
void add_student(char student_name[20], char student_id[10], char course_name[20], int no_of_units, int marks[MAX_NO_OF_UNITS]) void add_student(char student_name[20], char student_id[10], char course_name[20], int no_of_units, int marks[MAX_NO_OF_UNITS])
@ -447,7 +450,7 @@ again:
if (no_of_units > MAX_NO_OF_UNITS && no_of_units <= 0) if (no_of_units > MAX_NO_OF_UNITS && no_of_units <= 0)
{ {
printf("you cannot input the units bigger than %d or less than 0\n", MAX_NO_OF_UNITS); printf("\nyou cannot input the units bigger than %d or less than 0\n", MAX_NO_OF_UNITS);
getchar(); getchar();
goto again; goto again;
} }
@ -479,7 +482,7 @@ again:
fclose(file); fclose(file);
printf("\nRecord saved successfully!"); printf("\nRecord saved successfully!\n");
// reload data into linked list again // reload data into linked list again
read_file(); read_file();