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: 5177 @ 9496 # 845 @ 5246 @ 9906 @ 5654 @ 1721 @ 5303
Example Output: 41658

Example Input: 5253 @ 2450 @ 1316 @ 9889 @ 6449 @ 4948
Example Output: 30305

Example Input: 6603 # 5465 @ 8513
Example Output:
9651

