This create a mobile app that can accept user inputs and store them in array with a function that can removes any duplicates in the array created and return a new array in which the ordering of registration numbers remains the same and return -1 as a single element in the array incase of invalid input i.e. character or float.
One is also able to enter customer meter reading data i.e.names, customer_number, meter_readings, meter_image.
##Tools Used .MVVM .Sqlite-RoomDb - A lighter version to MYSQL and acts as a local database