the floor of a rectangular room is 18 m long and 12 m wide . the room is surrounded by a veranda of width 2 m on all its sides . the area of the veranda is :
n0 = 18.0
n1 = 12.0
n2 = 2.0
t0 = n2 * n2
t1 = n0 * n1  # area of rectangle
t2 = n0 + t0
t3 = n1 + t0
t4 = t2 * t3  # area of rectangle
answer = t4 - t1
print(answer)