house_painting

x_height_of_house = float(input())
y_lngth_sidewall = float(input())
h_height_triangleside = float(input())

sidewall_area = x_height_of_house * y_lngth_sidewall
window = 1.5 * 1.50
total_2_sidewall = (2 * sidewall_area) - (2 * window)
back_wall = x_height_of_house * x_height_of_house
entrance = 1.2 * 2
total_back_and_front_wall = (2 * back_wall) - entrance
total_area = total_2_sidewall + total_back_and_front_wall
green_paint = total_area / 3.4

roof_2_rectangle = 2 * (x_height_of_house * y_lngth_sidewall)
roof_2_triangle = 2 * (x_height_of_house * h_height_triangleside / 2)
roof_total_area = roof_2_rectangle + roof_2_triangle
red_paint = roof_total_area / 4.3

print(f'{green_paint:.2f}')
print(f'{red_paint:.2f}')