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

Q: 2863 @ 9899 # 2358

A: 10404
****
Q: 519 @ 5751 @ 8900 @ 3476 # 8727 # 9607 # 350 @ 8481

A: 8443
****
Q: 2136 # 6031 # 4846 @ 5515

A:
-3226
****