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]: 2724 @ 8119 @ 1049 @ 9004
[EX A]: 20896

[EX Q]: 9407 @ 4324 # 2220 # 8668 @ 1606 @ 4059
[EX A]: 8508

[EX Q]: 7277 @ 1817 @ 3375 @ 9545 @ 5387 # 5057 @ 3504 # 6363
[EX A]:
19485