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]: 6628 @ 7709 @ 528 @ 8813
[EX A]: 23678

[EX Q]: 1566 @ 1639 # 814 # 5278 @ 1717 # 4304 # 6735 @ 1407
[EX A]: -10802

[EX Q]: 8571 # 5985 @ 8912
[EX A]:
11498