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]: 1508 # 9607 @ 9117 @ 1943 # 3539 # 8743 # 2584 @ 7819
[EX A]: -4086

[EX Q]: 519 @ 9686 @ 3145 # 9320
[EX A]: 4030

[EX Q]: 6563 @ 5308 # 7456 # 7513 # 797 # 6026 # 3922
[EX A]:
-13843