
    Calculate the total wall surface area requiring antimicrobial coating in a hospital isolation room, given the length of one wall in meters, to maintain sterile conditions for high-risk patients. The room is perfectly cubic, and the floor and ceiling do not require coating.
    

    
def lateralsurface_cube(l):
    """
    Calculate the total wall surface area requiring antimicrobial coating in a hospital isolation room, given the length of one wall in meters, to maintain sterile conditions for high-risk patients. The room is perfectly cubic, and the floor and ceiling do not require coating.
    

    """
def lateralsurface_cube(l):
    """
    Calculate the total wall surface area requiring antimicrobial coating in a hospital isolation room, given the length of one wall in meters, to maintain sterile conditions for high-risk patients. The room is perfectly cubic, and the floor and ceiling do not require coating.
    

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