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: 9380 # 5155 # 480 # 6791 # 9548 @ 2674 # 821 @ 657
Example Output: -10084

Example Input: 8050 # 8744 @ 5247 # 7761 # 8743
Example Output: -11951

Example Input: 4508 # 8017 # 2627 @ 4571 # 7938 @ 2382 # 7702 # 2206
Example Output:
-17029

