Coin Change in hb

https://ide.codingblocks.com/#/s/30955
https://hack.codingblocks.com/contests/c/457/258

The code had lots of mistakes. I have corrected it but it is adviced to try it yourself again.

https://ide.codingblocks.com/#/s/31063

Here is the code for reference.

Please compile and test it for given input before putting it in discussions