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: 8771 @ 2575 # 7914 # 3691

A: -259
****
Q: 7542 @ 5447 # 1409 # 4760 # 6595

A: 225
****
Q: 7644 @ 8146 @ 6810 @ 9469

A:
32069
****