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: 2497 # 4988 @ 8200 # 3896 @ 5601 @ 1004
Example Output: 8418

Example Input: 730 @ 7585 # 9902 # 6809 @ 286 @ 9412 @ 9282 # 3941 # 4046
Example Output: 2597

Example Input: 7303 @ 6891 @ 6742 @ 7231 @ 1034 # 5130 # 7072 # 8141
Example Output:
8858