def volume_of_cylinder(radius, height):
    """
    Calculate volume of cylinder based on radius and height.
    """
    import math

    return math.pi * (radius ** 2) * height


def volume_of_cuboid(length, width, height):
    """
    Calculate volume of cuboid based on length, width and height.
    """
    return length * width * height


def volume_of_cube(side_length):
    """
    Calculate volume of cube based on side length.
    """
    return side_length ** 3
