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]: 2367 @ 4877 @ 8467 @ 5488 # 987 # 8899
[EX A]: 11313

[EX Q]: 3309 @ 2855 @ 8458 # 3671 # 4410 # 6229 # 4661 # 2777
[EX A]: -7126

[EX Q]: 8933 @ 5736 @ 1942
[EX A]:
16611