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: 1439 @ 4809 @ 6755 # 4840 @ 491 @ 9049 @ 8905 @ 8915
Example Output: 35523

Example Input: 1718 # 8860 # 9652
Example Output: -16794

Example Input: 8109 @ 8997 # 3310 # 8023 @ 2548 @ 9625 # 7170
Example Output:
10776