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: 507 @ 3439 # 8086 # 5497 @ 2145 @ 2124 @ 9603 @ 2119 @ 8351
Example Output: 14705

Example Input: 6281 @ 5479 @ 567 @ 7843 @ 4644 # 9418 @ 2210 @ 8755 @ 9108
Example Output:
35469