On Wed, Nov 25, 2009 at 2:13 PM, Ankur Parashar <[email protected]>wrote:
> Use Flyod Warshal.....All pair shortest path algo. > initialise d[0] = 1 (i,j) is and edge > now apply flyod warhsal That is O(n^3) right? > > > On Wed, Nov 25, 2009 at 8:59 AM, Aditya Shankar < > [email protected]> wrote: > >> >> On Tue, Nov 24, 2009 at 10:46 PM, Rohit Saraf < >> [email protected]> wrote: >> >>> i had already understood what you claimed >>> >>> But MY CLAIM: every pair of nodes in the connected component is connected >>> to every other node in the same connected component. U CANNOT UPDATE ALL THE >>> PAIRS AS EASILY AS U ARE SAYING. For any two nodes in DFS of Graph >>> corresponding entry is 1. Got it? >>> >> If the problem is to _fill_ up matrix entries, unless you can get around >> using adjacency lists/matrices, your complexity will be O(n^2). However, we >> can use an implicit data structure, since all nodes are connected to each >> other. Just use a vector of sets, each set containing the vertices of a >> connected component. >> >> Regards >> Aditya Shankar >> >> >> >>> -- >>> 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]<algogeeks%[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]<algogeeks%[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]<algogeeks%[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.
