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]: 2030 # 4671 # 6277 @ 7403 @ 211 @ 1842 # 9247
[EX A]: -8709

[EX Q]: 9731 # 5427 @ 606 @ 9242 # 5166 @ 659 @ 5124 @ 2482 # 2031
[EX A]: 15220

[EX Q]: 6687 @ 8847 @ 7854 @ 7251
[EX A]:
30639