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]: 2132 @ 8398 # 9269
[EX A]: 1261

[EX Q]: 6597 @ 1596 # 358 # 9057 @ 993
[EX A]: -229

[EX Q]: 3313 @ 7155 # 2857 @ 9502 # 8371 @ 9813
[EX A]:
18555