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

[EX Q]: 290 @ 5200 # 3274 # 8548
[EX A]: -6332

[EX Q]: 507 @ 3439 # 8086 # 5497 @ 2145 @ 2124 @ 9603 @ 2119 @ 8351
[EX A]: 14705

[EX Q]: 2374 @ 3676 @ 2733
[EX A]:
8783