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]: 2996 @ 6178 @ 7214 # 172 # 3711
[EX A]: 12505

[EX Q]: 5046 # 9480 # 3079 @ 8929 # 1334 # 6211 @ 3240 @ 3825
[EX A]: 936

[EX Q]: 140 @ 1213 # 5250 @ 622 @ 705 # 8727 @ 810
[EX A]:
-10487