I want help how to solve this uetion with the help ofrecursion

#1

my code -https://ide.codingblocks.com/s/409947
getting TLE

problem-https://codeforces.com/contest/534/problem/B

#2

why you want to solve this question recusively
generally recursive solution are not optimized they cover all the cases it is kind of brute force

#3

with help of memoziation(dp) can we optimize this recursion

#4

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