When I run code against sample test cases I get correct answer but when I submit it, the compiler is not giving any verdict. It is submitting and giving no answer(No wrong answer or correct answer)
Here is my code https://ide.codingblocks.com/s/139030
Compiler not giving any verdict
Use dynamic programming. There are repetitive calls, your code is making too many calls, hence no verdict is being shown. Implement dp and get through the problem! 
I implemented memoization in the problem, now I am getting wrong answer. I am not understanding where I am going wrong
Link to memoized code *