Calculator2.0

Function:

Desktop Application using C#	Calculator programmed to add, subtract, multiply, and divide
Allows entry of numbers and symbols using keypad	User can only enter one decimal
Cannot divide by zero	User can change value from positive to negative
Store memory	Recall memory
Delete memory	Store last value on closing
Display last value on load

Skills Learned

Windows Form Application	Window Form GUI
Input validation	Reading and writing to a file using the System.IO Namespace