Https://ide.codingblocks.com/#/s/29719

[Keshav-Anand-757795604416024 (Keshav Anand)]

https://ide.codingblocks.com/#/s/29719

recursive subsequence is giving wrong ans please see as i feel that implementation is correct
https://hack.codingblocks.com/contests/c/512/73

[Abhishek-Vanjani-1385688111468238 (Abhishek Vanjani)]

https://ide.codingblocks.com/#/s/29768

you have to take test cases. I have corrected your code.