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]: 1774 # 6033 # 3757 @ 3570 @ 6463 # 5537
[EX A]: -3520

[EX Q]: 7272 @ 8958 # 7231 @ 6616
[EX A]: 15615

[EX Q]: 3782 @ 9934 # 8144 @ 4729 @ 9949
[EX A]:
20250