This Android app is developed with Android Studio in a new way.
My old Android apps developed using Eclipse development environment are on Google Play - 1/30/2018 My Android apps published on Google Play -
https://play.google.com/store/apps/details?id=kyp.nqueenp https://play.google.com/store/apps/details?id=kyp.fourcolor https://play.google.com/store/apps/details?id=kyp.math.en https://play.google.com/store/apps/details?id=kyp.math https://play.google.com/store/apps/details?id=kyp.poker https://play.google.com/store/apps/details?id=kyp.db https://play.google.com/store/apps/details?id=kyp.toh https://play.google.com/store/apps/details?id=kyp.fourcolor https://play.google.com/store/apps/details?id=kyp.math.mortgagemath https://play.google.com/store/apps/details?id=kyp.square https://play.google.com/store/apps/details?id=kyp.toh
I haven't got a chance to convert them except MortgageMath.And