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]: 4324 # 426 # 9171 # 980 @ 9454 @ 9720 # 7367 # 9266 # 1237
[EX A]: -4949

[EX Q]: 8451 # 7523 @ 454 @ 459 @ 182 @ 6187 # 2835
[EX A]: 5375

[EX Q]: 4525 @ 6447 # 2247 # 9219 @ 3831 # 6717 # 8860
[EX A]:
-12240