Logic Script

Hi All,

I am new to scn, please help me to write the logic for given time period for forecast values,

the time period should be based on parameter selection.

My requirement is like this:

Category Actual, Time Period:2015.01,2015.02,2015.03,2015.04,2015.05,2015.06,

Category Forecast, Time Period:2015.07,2015.08,2015.09,2015.10,2015.11,2015.12.