Sum of odd placed and even placed digits

#1

https://hack.codingblocks.com/contests/c/474/160
http://ide.codingblocks.com/#/s/13781
Test cases first and fourth failed.
Please debug it.

#2

Hi, Preesh

There is no need for reversing the number. But, if you want to go by this approach, think about test cases with a single digit.