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]: 540 @ 8823 @ 1244 # 1696 # 889 # 6035 # 5113 @ 2513
[A]: -613


[Q]: 1864 @ 8830 # 8139 # 5532 @ 9493 # 2897 # 3370 @ 2698 @ 3260
[A]: 6207


[Q]: 8691 # 4887 @ 5896 # 464 # 6791 @ 2783
[A]:
5228