
    Calculate the total wall surface area needed for installing weather-protective panels on a cubic bus shelter, given the shelter's side length, to ensure proper coverage for displaying real-time route information and protecting waiting passengers from weather conditions. The wall surface area should exclude the shelter's base, as it will be anchored to the ground.
    

    
def lateralsurface_cube(l):
    """
    Calculate the total wall surface area needed for installing weather-protective panels on a cubic bus shelter, given the shelter's side length, to ensure proper coverage for displaying real-time route information and protecting waiting passengers from weather conditions. The wall surface area should exclude the shelter's base, as it will be anchored to the ground.
    

    """
def lateralsurface_cube(l):
    """
    Calculate the total wall surface area needed for installing weather-protective panels on a cubic bus shelter, given the shelter's side length, to ensure proper coverage for displaying real-time route information and protecting waiting passengers from weather conditions. The wall surface area should exclude the shelter's base, as it will be anchored to the ground.
    

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