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]: 123 # 6452 # 5554 # 9261 @ 6646
[EX A]: -14498

[EX Q]: 931 # 9775 @ 8414
[EX A]: -430

[EX Q]: 3334 @ 797 # 5470 # 4512 # 6906 # 2971
[EX A]:
-15728