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]: 2269 # 7857 @ 1906 @ 1098 # 6308 # 1142 @ 2063
[EX A]: -7971

[EX Q]: 345 @ 1076 @ 7948 # 854
[EX A]: 8515

[EX Q]: 2130 @ 7087 @ 7711 @ 7945 # 9937 @ 4574 # 5582 # 412 # 2019
[EX A]:
11497