clean the work files

tests/util.c

@@ -1,14 +1,17 @@
 #include "stdio.h"
 
-void print(char *text) {
+void print(char *text)
+{
     printf(text);
 }
 
-void println(char *text) {
+void println(char *text)
+{
     newline();
     print(text);
 }
 
-void newline() {
+void newline()
+{
     printf("\n");
 }

tests/work1.c

@@ -58,9 +58,8 @@ int main()
     printf("Course of units: %d", first->course_info.no_of_units);
 
     read_file("./../data/welcome.txt");
-    
-    display_menu();
 
+    display_menu();
 
     newline();
 
@@ -104,32 +103,33 @@ void menu(int menu)
     }
 }
 
-
+void display_menu()
-void display_menu() {
+{
     printf("\n");
     read_file("./../note/section1.txt");
 }
 
-void display_students() {
+void display_students()
-    
+{
 }
 
-void search_student() {
+void search_student()
-
+{
 }
 
-void find_maximum() {
+void find_maximum()
-
+{
 }
 
-void find_failed() {
+void find_failed()
-
+{
 }
 
-void update_file() {
+void update_file()
-
+{
 }
 
-void exit_program() {
+void exit_program()
+{
     println("Goodbye...");
 }