Changhyeok's pocket money is 15,000 won. Using all of the pocket money he received, he bought a total of 12 snacks, each costing 1,000 won, and drinks, each costing 1,300 won. Find how many snacks Changhyeok bought.
1300 12 [OP_MUL] 15000 [OP_SUB] 1300 1000 [OP_SUB] [OP_DIV]
var_a = 1300
var_b = 12
var_c = var_a * var_b
var_d = 15000
var_e = var_c - var_d
var_f = 1300
var_g = 1000
var_h = var_f - var_g
var_i = var_e / var_h
print(int(var_i))