Seven friends I, J, K, L, M, N and O lives in a seven-floor building. The ground floor is no.1, the floor above it is no.2 and so on. M does not live on an even numbered floor. O does not live on the topmost floor. Only one person lives between M and O. I does not live on an even numbered floor and does not live below N. L does not live immediately above or immediately below O. Two persons lives between L and M. Both K and J do not live on an odd-numbered floor. There are two floors between the floors on which O and K live. N lives on floor number 5.
If K interchanges his floor with the one who lives on floor number two, then who among the following lives exactly between L and J?