Implement stockSale method to calculate total made from stocks
Implement stockSale method to calculate total made from stocks

The stockSale method takes different type parameters and prints out a
string containing the total made from selling stocks.

Executing the java class will now extend the output to display:

`
Sold 50 shares of IBM at $35.50 for $1,775.00
Sold 100 shares of Apple at $440.25 for $44,025.00
Sold 25 shares of GM at $12.75 for $318.75
`

thestonefox/JavaTutorial-LotsOfMethods