Stage 4-3 of Doors & Rooms Android app by gameday is discussed on this page. It contains exact answers and full solutions but it also gives out major spoilers that makes the gameplay experience less exciting. I suggest that you try to solve the level on your own for a hundred times first before proceeding any further down this page.
If you are still reading this then maybe you are really desperate now for help in beating this particular level in D&R. So without further ado please examine the
Doors & Rooms level 4-3 walkthrough laid out below.
Here are solutions for
Doors & Rooms 4-2 and from there you will find the guide on how to beat previous and earlier levels of the game.