In this task you will be given an arithmetic operation and you have to find its answer. The operators '+' and '-' have been replaced with new symbols. Specifically, '+' has been replaced with the symbol '@' and '-' with the symbol '#'. You need to perform the operations in the given equation return the answer

Example Input: 3303 @ 1775 # 9738 @ 1433 @ 5484 @ 2221
Example Output: 4478

Example Input: 1916 @ 5847 @ 4371
Example Output: 12134

Example Input: 164 @ 8741 # 9703 @ 4081 @ 8880 @ 9934 @ 4205 @ 1529
Example Output:
27831