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]: 4899 # 3034 @ 3351 @ 7952 @ 4527 # 2700 # 3143 @ 3642 # 2445
[EX A]: 13049

[EX Q]: 5010 # 2117 @ 6121 # 6244 @ 1089 @ 5871
[EX A]: 9730

[EX Q]: 3811 @ 7686 @ 3508 # 9617 # 2297 # 5842 @ 2491
[EX A]:
-260