help with system (playmaker)

Hello there, can anybody explain to me how can I make such a system so that I can prescribe the combination to the buttons can be generated randomly by any expert there who knows how to do it, please help !!! scrolling buttons that must be pressed in time (will some action), or, if the button is not pressed in time will be different action.I Want to know how to implement it by means of Gu all to implement it?

Hello

We see that you have some issues with your project/script, however we can help you for a price. If you would like us to work for you then please feel free to contact us at http://RenntekStudios.co.uk or on Skype at RenntekStudios thanks

Our prices are very cheap. Little errors we can fix for free, otherwise projects we can discuss prices. Hope you get in touch shortly thank you...