
    Calculate the total wall surface area that needs to be covered by motion sensors to monitor patient movement in a cubic safety zone around a hospital bed, given the length of one wall in meters, to ensure complete coverage for fall detection and prevention. The monitored area excludes the floor and ceiling surfaces as these require different types of sensors.
    

    
def lateralsurface_cube(l):
    """
    Calculate the total wall surface area that needs to be covered by motion sensors to monitor patient movement in a cubic safety zone around a hospital bed, given the length of one wall in meters, to ensure complete coverage for fall detection and prevention. The monitored area excludes the floor and ceiling surfaces as these require different types of sensors.
    

    """
def lateralsurface_cube(l):
    """
    Calculate the total wall surface area that needs to be covered by motion sensors to monitor patient movement in a cubic safety zone around a hospital bed, given the length of one wall in meters, to ensure complete coverage for fall detection and prevention. The monitored area excludes the floor and ceiling surfaces as these require different types of sensors.
    

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