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: 9318 @ 858 @ 9508 @ 5403 # 5141 @ 6503 @ 9412
Example Output: 35861

Example Input: 4400 @ 9261 @ 3016
Example Output: 16677

Example Input: 1850 # 7950 # 5444 @ 8733 # 9708
Example Output:
-12519