What is the volume of a rectangular parallelepiped that is 15 centimeters (cm) wide, 6 centimeters (cm) long, and 4 centimeters (cm) high?
15 6 [OP_MUL] 4 [OP_MUL]
var_a = 15
var_b = 6
var_c = var_a * var_b
var_d = 4
var_e = var_c * var_d
print(int(var_e))