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]: 6597 @ 1596 # 358 # 9057 @ 993
[EX A]: -229

[EX Q]: 3407 @ 917 # 567 @ 5987 # 5936
[EX A]: 3808

[EX Q]: 8958 @ 8827 @ 6349 # 2526 # 9472 # 9022 @ 4558 @ 8254 @ 2517
[EX A]:
18443