@Salil: Working out the probabilities, we find that: 1. If C initially shoots at A, C's probability of survival is ~ 0.35867. 2. If C initially shoots at B, C's probability of survival is ~ 0.27679. 3. If C initially shoots in the air, C's probability of survival is ~ 0.49624.
Dave On Jan 1, 11:30 am, Salil Joshi <joshi.sali...@gmail.com> wrote: > @Rahul, > As per my understanding, > In any round P(C is dead) = P(A is alive * A shoots C * A's shot is > accurate) + P(B is alive * B shoots C * B's shot is accurate) > this is to be minimized. > by not shooting at either A or B in 1st chance, how is this probability less > for C? > > On Sat, Jan 1, 2011 at 10:43 PM, Salil Joshi <joshi.sali...@gmail.com>wrote: > > > > > > > @Rahul, > > What purpose is served by wasting the shot? If C shoots at A or B, at least > > some probability that C is dead in future will be reduced. > > > On Sat, Jan 1, 2011 at 10:14 PM, RAHUL KUJUR > > <kujurismonu2...@gmail.com>wrote: > > >> @snehal: > >> will the shooting take place in increasing order of accuracy of hitting > >> the target and is that at a time only one person can take a shot??? > >> if yes then > >> @Salil: > >> my answer would be the same as above. what C will do is that it will first > >> let A and B kill each other first. > >> After C wastes his shot it will be B's turn. B can kill C, but in that > >> case the turn would go to A and he would surely kill B. If B goes after A, > >> then B may hit it or miss it(as its probability of hitting is 50%) > >> If B misses it > >> then > >> it depends on A whom to kill. A may kill B or C. A will try to kill one > >> who is better shooter i.e. B as C is less likely to hit A. > >> If B hits A then we are done. Round 1 is complete(as required in the > >> question) and C survives the first round. > >> Look the problem is not that who gets killed at last but rather what C > >> should fire in the first round obviously to survive(as I understood the > >> problem). It may happen that eventually C gets killed. But what should C > >> shoot in first round to survive. > > >> -- > >> 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. > > > -- > > > -------- > > Thanks & Regards > > Salil Joshi. > > CSE MTech II, IITB > > A-414, Hostel 12 > > +91.9819.442.865 > > > This is a confidential E-Mail. If it has reached you by mistake or if you > > are not the intended receiver, please send it back to me. > > -- > > -------- > Thanks & Regards > Salil Joshi. > CSE MTech II, IITB > A-414, Hostel 12 > +91.9819.442.865 > > This is a confidential E-Mail. If it has reached you by mistake or if you > are not the intended receiver, please send it back to me.- Hide quoted text - > > - Show quoted text - -- 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.
