Working on LCM HCF

LCM HCF
Changed all the ids

Changed all the ids, deleted the land layout folder. edited the buttons
of TYS..
Added Dialog box

Added dialog box for wrong answer in TYS.

Now High scores activity using sharedpref and In app purchase is left
-which will hide medium and hard level of TYS...and if possible some
formulas and TIPs and tricks