1        $ Enter/delete a station name
11	 $ Enter a station name
THANE JUNCTION	 $ Complete station name
1        $ Enter/delete a station name again!
11	 $ Enter a station name again!
PUNE CANTONMENT	 $ Complete station name
2    	 $ Enter/delete a journey code
21	 $ Enter a journey code
280	 $ Value of journey code
THANE JUNCTION	 $ Full name of source station for journey code above
PUNE CANTONMENT  $ Full name of destination station for journey code above
1        $ Enter/delete a station name again!
11	 $ Enter a station name again!
MUMBAI CENTRAL	 $ Complete station name
1        $ Enter/delete a station name again!
11	 $ Enter a station name again!
CHHATRAPATI SHIVAJI MAHARAJ TERMINUS MUMBAI $ Complete station name
1        $ Enter/delete a station name again!
11	 $ Enter a station name again!
LOKMANYA TILAK TERMINUS MUMBAI $ Complete station name
2    	 $ Enter/delete a journey code
21	 $ Enter a journey code
300	 $ Value of journey code
MUMBAI CENTRAL	 $ Full name of source station for journey code above
PUNE CANTONMENT  $ Full name of destination station for journey code above
2    	 $ Enter/delete a journey code
21	 $ Enter a journey code
320	 $ Value of journey code
LOKMANYA TILAK TERMINUS MUMBAI	 $ Full name of source station for journey code above
PUNE CANTONMENT  $ Full name of destination station for journey code above
4    	 $ Exit reading commands from file