A 'C' Programming Puzzle

Given a=12 b=36 Write a C function/macro that returns 3612 without using arithmetic,strings and predefined functions.

hint: you can use String token-pasting Operator(##)of C macros.

Source:Internet

You can also mail your answers to sanjunthi@cit.ac.in with appropriate explanation.

Any one who submits correct answer his/her name will be published in the next edition of Sanjunthi along with his/her photo.

SANJUNTHI

"Sanjunthi" the e-Magazine published by Department of CSE ,CITK is a bi weekly e-Magazine to promote innovations,latest technologies,research works in the field of Computer Science

Central Institute of Technology, Kokrajhar Assam