Yoonhyuk is going to wrap a gift box with his friends. One gift box can hold 30 chocolates, and Yoonhyuk has 254 chocolates. After filling the gift box with these chocolates, find out how many more chocolates he will need so that there is no space left in the gift box.
30 254 30 [OP_MOD] [OP_SUB]
var_a = 30
var_b = 254
var_c = 30
var_d = var_b % var_c
var_e = var_a - var_d
print(int(var_e))