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: 2214 @ 2042 # 8931
Example Output: -4675

Example Input: 4586 # 8527 @ 5828 @ 460 @ 1195
Example Output: 3542

Example Input: 5641 # 4070 # 1384 @ 2556 # 4835 # 7564 @ 6276 @ 3100
Example Output:
-280