Create a string with wierd characters in c++

[madhuj]

i want to create a binary file based on some hex data :
Ex Input Hex :54313032202020303030

Out put like :6      

[Zhuge]

What? I don't understand the question.

[AdrianH]

What are you trying to do? Go backwards from a generated hex file to a binary file? What is your motivation for doing so?