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]: 2285 @ 1970 @ 4720
[EX A]: 8975

[EX Q]: 2339 @ 2821 # 2234 @ 1271 @ 471
[EX A]: 4668

[EX Q]: 9864 @ 107 # 7633 @ 8410
[EX A]:
10748