There is a dice with one edge  20 centimeters (cm) long. Find the surface area of this dice.
20 2 [OP_POW] 6 [OP_MUL]
var_a = 20
var_b = 2
var_c = var_a ** var_b
var_d = 6
var_e = var_c * var_d
print(int(var_e))