While Yoongi was subtracting 57 from the two-digit number, he mistook the two-digit units digit 9 for 6. When the difference obtained by Yoongi is 39, what is the two-digit number?
39 57 [OP_ADD] 6 9 [OP_SUB] [OP_SUB]
var_a = 39
var_b = 57
var_c = var_a + var_b
var_d = 6
var_e = 9
var_f = var_d - var_e
var_g = var_c - var_f
print(int(var_g))