N is 10 ^9, which means O(N) will be TLE if you loop from 0 to n, accepted ones will be O(1) and O(logN), I did an optimized O(logN) findAllfactors of n - 1 CodeChef: Practical coding for everyone
got it.
thanks
N is 10 ^9, which means O(N) will be TLE if you loop from 0 to n, accepted ones will be O(1) and O(logN), I did an optimized O(logN) findAllfactors of n - 1 CodeChef: Practical coding for everyone
got it.
thanks