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]: 6348 # 2614 @ 3559 @ 9670 # 1137 # 9684
[EX A]: 6142

[EX Q]: 2787 @ 3800 # 142 # 7750 # 8581 @ 5447 @ 1512 @ 6550
[EX A]: 3623

[EX Q]: 3429 # 9355 # 8237 # 4457 @ 8432 # 8023
[EX A]:
-18211