@ Rahul, I just pre-calculus to 10000 and for the rest I use stirling aproximation?
Wladimir Araujo Tavares *Federal University of Ceará <http://lia.ufc.br/%7Ewladimir/> Homepage <http://lia.ufc.br/%7Ewladimir/> | Maratona<https://sites.google.com/site/quixadamaratona/>| * On Thu, Sep 27, 2012 at 8:14 AM, Rahul Singh <[email protected]> wrote: > don't calculate it till e*10^6..calculating it till 10000 would suffice . > > On Thu, Sep 27, 2012 at 9:03 AM, Wladimir Tavares > <[email protected]>wrote: > >> http://www.spoj.pl/problems/FACVSPOW/ >> >> Hi guys, >> I'm trying to solve this problem but I'm getting TLE. >> Basically, the problem wants to know when n! > (a ^ n) for a given (a <= >> 1000 000). >> >> My basic idea was to pre-calculate all values n! for n <= e * 1000000 >> using log. >> >> Then use binary search in the range [2 * a, (e * a)] to discover when n! >> > a ^ n >> >> Anyone have any ideas? >> >> >> Wladimir Araujo Tavares >> *Federal University of Ceará <http://lia.ufc.br/%7Ewladimir/> >> Homepage <http://lia.ufc.br/%7Ewladimir/> | >> Maratona<https://sites.google.com/site/quixadamaratona/>| >> * >> >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Algorithm Geeks" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/algogeeks?hl=en. >> > > > > -- > -- > Thanks > Rahul Singh > B.tech CSE ,final Year > IIT Roorkee > > -- > You received this message because you are subscribed to the Google Groups > "Algorithm Geeks" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/algogeeks?hl=en. > -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.
