
    Calculate the total wall surface area that requires antimicrobial coating in a cubic hospital isolation room, given the room's length measurement, to determine the required quantity of protective material for infection control compliance. The room's ceiling and floor do not require coating.
    

    
def lateralsurface_cube(l):
    """
    Calculate the total wall surface area that requires antimicrobial coating in a cubic hospital isolation room, given the room's length measurement, to determine the required quantity of protective material for infection control compliance. The room's ceiling and floor do not require coating.
    

    """
def lateralsurface_cube(l):
    """
    Calculate the total wall surface area that requires antimicrobial coating in a cubic hospital isolation room, given the room's length measurement, to determine the required quantity of protective material for infection control compliance. The room's ceiling and floor do not require coating.
    

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