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: 9551 @ 4169 # 3026 @ 616 # 5398 # 6695 # 5831 # 898 # 1255
Example Output: -8767

Example Input: 123 # 6452 # 5554 # 9261 @ 6646
Example Output: -14498

Example Input: 2137 # 7942 @ 9472 @ 3610 @ 1720 @ 586
Example Output:
9583