How is the following chess problem solved... ?

Question

making moves for both sides, get a white rook in the black rooks starting square and a black rook in the white rooks starting square in only 5 moves for each side. Impossible ? No. Remember, this is a puzzle and pieces must work in coordination not adversary action.

There are three different possible methods to achieve the out come.

FIrst correct answer wins. Good luck. hehehehe

Answer 1

2 easy..... he he he kiddin

Answer 2

Do you mean from the initial position?

1.  h4, a5

2.  h5, a4

3.  Rh4, Ra5

4.  Ra4, Rh5

5.  Ra8, Rh1

Answer 3

You can do it in 4 I believe

I put the white rook at a8 and black rook at h1 for some reason. Anyways

1. Ra2 Rh8 2. Rg2 Ra8 3. Rg1 Ra7 4. Rh1 Ra8

If I interpreted the question correctly.