A regular octagonal fence was built using eight 2.3-meter (m) wooden poles. What is the perimeter of this fence in centimeters (cm)?
2.3 8 [OP_MUL] 100 [OP_MUL]
var_a = 2.3
var_b = 8
var_c = var_a * var_b
var_d = 100
var_e = var_c * var_d
print(int(eval('{:.2f}'.format(round(var_e+1e-10,2)))))