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]: 7165 @ 3630 @ 9021 # 4140 @ 319
[EX A]: 15995

[EX Q]: 1655 @ 6751 # 5432 @ 5817 @ 3005 # 1615
[EX A]: 10181

[EX Q]: 9776 @ 5760 @ 5961 # 1401 # 1368
[EX A]:
18728