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

Q: 2588 @ 7474 @ 7336 @ 2767 # 1155 # 3435 # 6693

A: 8882
****
Q: 1508 # 9607 @ 9117 @ 1943 # 3539 # 8743 # 2584 @ 7819

A: -4086
****
Q: 1559 # 9981 # 6881

A:
-15303
****