Fixed search the student

work1/single.c

@@ -241,7 +241,7 @@ void search_student()
     STUDENT *found_student = search_student_by_name_or_id(search_key);
     if (found_student == NULL)
     {
-        printf("No student found!");
+        printf("\nNo student found!\n");
         return;
     }
 
@@ -260,6 +260,13 @@ STUDENT *search_student_by_name_or_id(char search_key[NAME_SIZE])
         if (strcmp(temp->student_info.name, search_key) == 0 || strcmp(temp->student_info.id, search_key) == 0)
         {
             printf("\nSearch found with key: %s\n", search_key);
+            // set the temp next to null
+            // and free up the memory
+            temp->next = NULL;
+            free(temp->next);
+
+            // return the current temp
+            // that found in current search
             return temp;
         }
         temp = temp->next;