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: 8929 # 6145 @ 8551 # 1836 @ 9159

A: 18658
****
Q: 8109 @ 8997 # 3310 # 8023 @ 2548 @ 9625 # 7170

A: 10776
****
Q: 6268 # 387 # 9587 @ 2543 # 9913 # 5691

A:
-16767
****