C. Let’s consider the following file called: StockExchange have the format as:
543#12/02/2005#12:32#DAX#S:123#B:124#NB:546#Beirut
544#12/02/2005#12:34#DAX#S:122#B:125#NB:324#Paris
545#12/02/2005#12:32#CISCO#S:123#B:124#NB:765#NewYork
546#15/02/2005#14:32#ORACLE#S:123#B:124#NB:5463566#London
Etc . . . .

END OF FILE

You have to read this file by scanner or other class, and store it into a new file in the following format:

DAX: Buy 124 Sell:123 Shares:546 Date:12/02/2005 at 12:32 in Beirut stock.
Etc . . .

Number of shares: 766594584
Number of transactions: 4

Every line of StockExchange file must be filled in a class and stored in a Vector