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: 1077 @ 2451 @ 9445 @ 1297 @ 2639 # 27 # 9331 @ 8713

A: 16264
****
Q: 1508 # 9607 @ 9117 @ 1943 # 3539 # 8743 # 2584 @ 7819

A: -4086
****
Q: 9689 # 3967 # 2592 # 3020 # 6589

A:
-6479
****