infrared sensor and arduino

hi
my name is Peyman
I have a problem with arduino
how can we undrestand type of mony ( 1$ or 2$ and .......) using infrared sensoe and arduino uno .
please help me and send the codes
I dont know any thing aboat it
pleasr help me
PLEASE
PLEASE ...............................

What is the urgency?

Well, you can Google here to get some ideas of what is generally possible with bank notes and infrared:

There is no specific reference to the Arduino, though.

As a matter of urgency I suggest you consider not cross-posting; a forum timeout may impede your progress.

Duplicate deleted.