The average score of 20 successful candidates for a certain national examination is 42 points, and the average score of 20 candidates who did not pass the examination is 38 points. What is the average of all test takers?
20 42 [OP_MUL] 20 38 [OP_MUL] [OP_ADD] 20 20 [OP_ADD] [OP_DIV]
var_a = 20
var_b = 42
var_c = var_a * var_b
var_d = 20
var_e = 38
var_f = var_d * var_e
var_g = var_c + var_f
var_h = 20
var_i = 20
var_j = var_h + var_i
var_k = var_g / var_j
print(int(var_k))