TASK DEFINITION: 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
PROBLEM: 519 @ 9686 @ 3145 # 9320

SOLUTION: 4030

PROBLEM: 5460 # 8572 @ 5548

SOLUTION: 2436

PROBLEM: 3586 @ 2244 # 5926 # 3410 # 3524 # 4269

SOLUTION:
-11299