After Jisoo washed the dishes, she put the plate on the cupboard 2nd from the top, 4th from the bottom, 1st from the left, and 7th from the right. How many slots are there on the cupboard?
2 4 [OP_ADD] 1 [OP_SUB] 1 7 [OP_ADD] 1 [OP_SUB] [OP_MUL]
var_a = 2
var_b = 4
var_c = var_a + var_b
var_d = 1
var_e = var_c - var_d
var_f = 1
var_g = 7
var_h = var_f + var_g
var_i = 1
var_j = var_h - var_i
var_k = var_e * var_j
print(int(var_k))