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: 4945 # 9916 # 656 @ 6515 # 5000 @ 6599 # 9652
Example Output: -7165

Example Input: 1040 # 6682 @ 4286 # 1132 # 705 @ 4048 # 9240
Example Output: -8385

Example Input: 3800 # 5673 # 9415 # 8753 @ 9530 @ 3362 @ 7239 @ 4147
Example Output:
4237