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: 3782 @ 4127 # 1265 # 1395 @ 2430 @ 6990 @ 8573 @ 8170
Example Output: 31412

Example Input: 3363 @ 4009 @ 5612 # 7774 @ 1547 @ 531 @ 9025 @ 3155 # 3948
Example Output: 15520

Example Input: 2634 @ 9256 @ 5705 @ 8565 @ 9881 @ 2104 @ 4581 # 1564 # 9008
Example Output:
32154