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]: 3935 # 7500 # 205 # 7262 # 5754 @ 116 # 8451 # 9591
[A]: -34712


[Q]: 2030 # 4671 # 6277 @ 7403 @ 211 @ 1842 # 9247
[A]: -8709


[Q]: 4894 @ 578 # 1092 # 3564 # 4750
[A]:
-3934