@Dave  You are partly correct.

If i ask for four minimum fares for the round trip then
first suggestion is what u said : sum the sum of the minimum cost from
A to B and the minimum cost from B to A
after that we have to see which combination from both costs, sums up
least

On Oct 14, 9:55 am, Dave <dave_and_da...@juno.com> wrote:
> @Amod. Isn't the minimum sum the sum of the minimum cost from A to B
> and the minimum cost from B to A? What am I missing?
>
> Dave
>
> On Oct 13, 11:06 pm, Amod <gam...@gmail.com> wrote:
>
>
>
> > Hi
>
> > I think I forgot to mention that the SUM of the ROUND trip i.e. A->B->A  
> > (sum = going + returning) should be least.
>
> > Please don't take into account any other thing like time and
> > availability.
> > So solution is not that straightforward.
>
> > Its like we have two arrays and we have to return least k sum from the
> > given arrays where we take one element from the first and one from
> > second in the sum.
>
> > Cheers
> > Amod
>
> > On Oct 13, 2:26 pm, Shiyam code_for_life <mailshyamh...@gmail.com>
> > wrote:
>
> > > When a user wants to choose to fly from A to B, suggest the flight
> > > with lowest fare that's available, here its A1, if A1 is busy then A2
> > > and so on
> > > Repeat the same for B to A.
>
> > > Am I missing something here?
>
> > > Complexity is O( (number of flights from A to B) + number of flights
> > > from B to A) )
>
> > > Cheers
>
> > > 'Coding is an art'- Hide quoted text -
>
> > - Show quoted text -

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