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: 4089 @ 276 @ 7408 # 9945 @ 4656
Example Output: 6484

Example Input: 4681 # 7765 @ 9516 @ 4570 @ 2862
Example Output: 13864

Example Input: 3881 @ 9828 # 47 @ 8832 # 7651 @ 4657 @ 3298 @ 9744
Example Output:
32542