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

693 # 2562 @ 733 # 3913 @ 310
-4739

4616 @ 2249 # 272 @ 618 # 4242 @ 6599 @ 8683 @ 1628 # 7090
12789

9054 @ 9739 @ 3936 # 6846 @ 5171 # 5984 @ 7500

22570