Delhi's odd even problem

[geekanamika (Anamika Tripathi)]

I am try to solve this question in fundamental problems. According to given problem statement, my output against custom input is correct too still test cases doesn’t pass.

Can anyone please help me find the problem?

Code: https://ide.codingblocks.com/s/36704

[sss (Sachin Singla)]

https://ide.codingblocks.com/s/39683

You can refer this code.