Select a numbers to add

With the help of the software it is possible to learn the principles and navigation of a number of numbers in a short time. This participant has a large number of programs that specify the range of the range, as well as a number of examples to check the required tasks.
After that, the participant shows a list of numbers, he must represent these numbers, which are composed of them. Upon completion, the player gains his abilities. For true interactivity, the best results system is the best