At the next stage, the square must be taken away from the total area of the walls, their parts that will not glue. As a result, you get the figure of a real number of wallpapers. About three more percent must be added to this figure.
At the next stage, the square must be taken away from the total area of the walls, their parts that will not glue. As a result, you get the figure of a real number of wallpapers. About three more percent must be added to this figure.