
    Calculate the total surface area needed for weather-protective panels to cover all sides of a cubic bus station waiting area, given the length of one side in meters, to ensure adequate shelter for waiting passengers while complying with safety regulations. The waiting area must be fully enclosed on all six sides to protect passengers from weather conditions.
    

    
def surfacearea_cube(l):
    """
    Calculate the total surface area needed for weather-protective panels to cover all sides of a cubic bus station waiting area, given the length of one side in meters, to ensure adequate shelter for waiting passengers while complying with safety regulations. The waiting area must be fully enclosed on all six sides to protect passengers from weather conditions.
    

    """
def surfacearea_cube(l):
    """
    Calculate the total surface area needed for weather-protective panels to cover all sides of a cubic bus station waiting area, given the length of one side in meters, to ensure adequate shelter for waiting passengers while complying with safety regulations. The waiting area must be fully enclosed on all six sides to protect passengers from weather conditions.
    

    """
    surfacearea = 6 * l * l
    return surfacearea