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

[Q]: 8643 @ 7199 @ 504 # 8068 # 8187 # 1584 @ 6422
[A]: 4929


[Q]: 4460 @ 9143 # 6720 # 8379 @ 1636 # 6526
[A]: -6386


[Q]: 8544 @ 676 @ 3614 @ 3560 @ 7787
[A]:
24181