OK!

dummy_log.txt

@@ -1,20 +1,20 @@
-INFO: System startup complete
-ERROR: Failed to load configuration
-INFO: User login successful
-ERROR: Database connection lost
-INFO: Scheduled task executed
-ERROR: Out of memory
-INFO: User logged out
-ERROR: Disk space critically low
-INFO: Backup completed
-ERROR: Failed to send email
-INFO: Service restarted
-ERROR: Unauthorized access attempt
-INFO: Shutdown initiated
-ERROR: Kernel panic
-INFO: Restarting services
-ERROR: Failed to allocate resource
-INFO: System check passed
-ERROR: Service unavailable
-INFO: Update successful
-ERROR: Unexpected shutdown
+ERROR message 0
+INFO message 1
+INFO message 2
+ERROR message 3
+INFO message 4
+INFO message 5
+ERROR message 6
+INFO message 7
+INFO message 8
+ERROR message 9
+INFO message 10
+INFO message 11
+ERROR message 12
+INFO message 13
+INFO message 14
+ERROR message 15
+INFO message 16
+INFO message 17
+ERROR message 18
+INFO message 19