int array[52]; for(i=0;i<52;++i) { int rand=rand()%52; swap(a[i],a[rand]); }
On Sat, Jun 26, 2010 at 8:35 PM, Anil C R <cr.a...@gmail.com> wrote: > I'm assuming that the random function can generate uniformly distributed > random numbers between 0 and n(excluding n), where n is an +ive integer. > > def randperm( A ): > for i in range(0, n): > t = i+1 + random(, n - i-1 ) > swap(A[t], A[i]) > > note that the permutation is in-place. > > Anil > > > > On Sat, Jun 26, 2010 at 4:55 PM, sharad kumar <sharad20073...@gmail.com>wrote: > >> Write a method to shufle the deck. The constraint is it has to be a >> perfect shuffle - in other words, every 52! permutations of the deck has to >> be equally like (given a completely random function which is theoretical of >> course) >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Algorithm Geeks" group. >> To post to this group, send email to algoge...@googlegroups.com. >> To unsubscribe from this group, send email to >> algogeeks+unsubscr...@googlegroups.com<algogeeks%2bunsubscr...@googlegroups.com> >> . >> 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 algoge...@googlegroups.com. > To unsubscribe from this group, send email to > algogeeks+unsubscr...@googlegroups.com<algogeeks%2bunsubscr...@googlegroups.com> > . > For more options, visit this group at > http://groups.google.com/group/algogeeks?hl=en. > -- yezhu malai vaasa venkataramana Govinda Govinda -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to algoge...@googlegroups.com. To unsubscribe from this group, send email to algogeeks+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.