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]: 3979 @ 8270 # 8338 @ 8460 # 4746 @ 5598 @ 1343 @ 9371 # 637
[EX A]: 23300

[EX Q]: 1021 # 2896 # 8239 # 5207 # 1962 # 5346
[EX A]: -22629

[EX Q]: 4882 # 7976 @ 1156 # 2832 @ 4656 # 6470 # 6478 @ 5221 @ 251
[EX A]:
-7590