In two solution we have tried to minimize destruction.Considering the point in the description of the competition, the bathroom of two apartments is located in the closest distance.
The two alternatives presented differ in how to enter the bathroom space and rooms.
In the first layout, we directly enter the bathroom, in which case the room space is reduced and you have less maneuver in the rooms.
In the design of the two entrances to the bathroom inside the rooms, which has caused more room in the room.