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

[EX Q]: 9566 # 6244 @ 3039 # 947 # 6321 @ 7732
[EX A]: 6825

[EX Q]: 6923 @ 7493 # 5623 @ 1225 # 6057 @ 7644
[EX A]:
11605