There are 19 toys in all, each in a different sizes. If you put these toys in order from the smallest, toy (a) is at 9th and toy (b) is at 15th place. How many toys are there between toy (a) and toy (b)?
15 9 [OP_SUB] 1 [OP_SUB]
var_a = 15
var_b = 9
var_c = var_a - var_b
var_d = 1
var_e = var_c - var_d
print(int(var_e))