Java Fastest solution


#1

Can anybody please explain the logic for the fastest solution written in java?

@anshumansingh
Thanks


#2

i got solution similar to https://www.geeksforgeeks.org/count-of-n-digit-numbers-whose-sum-of-digits-equals-to-given-sum/ but dont quite follow this solution… please explain if u have a chance


#3

i mean i did not fully understand the java solutions provided in interviewbit for this problem.