How many chocolates are placed around the perimeter if the chocolates are arranged in a regular pattern so that there are no gaps in a square with 6 per side?
6 4 [OP_MUL] 4 [OP_SUB]
var_a = 6
var_b = 4
var_c = var_a * var_b
var_d = 4
var_e = var_c - var_d
print(int(var_e))