
    Calculate the total wall surface area that requires sterilization for a medical isolation cube room, given its standardized interior length measurement, to maintain proper infection control protocols. The isolation cube has four identical vertical walls that must be regularly sanitized, excluding the floor and ceiling surfaces.
    

    
def lateralsurface_cube(l):
    """
    Calculate the total wall surface area that requires sterilization for a medical isolation cube room, given its standardized interior length measurement, to maintain proper infection control protocols. The isolation cube has four identical vertical walls that must be regularly sanitized, excluding the floor and ceiling surfaces.
    

    """
def lateralsurface_cube(l):
    """
    Calculate the total wall surface area that requires sterilization for a medical isolation cube room, given its standardized interior length measurement, to maintain proper infection control protocols. The isolation cube has four identical vertical walls that must be regularly sanitized, excluding the floor and ceiling surfaces.
    

    """
    LSA = 4 * (l * l)
    return LSA