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]: 8769 @ 9595 # 7775 # 3412 # 7 @ 4689 # 4368
[EX A]: 7491

[EX Q]: 9273 # 8850 @ 3050
[EX A]: 3473

[EX Q]: 4094 @ 4708 # 4782 # 1107 # 3808 # 6920
[EX A]:
-7815