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: 4681 # 7765 @ 9516 @ 4570 @ 2862

A: 13864
****
Q: 1774 # 6033 # 3757 @ 3570 @ 6463 # 5537

A: -3520
****
Q: 4105 @ 385 # 1277 # 5198 @ 9736 # 67

A:
7684
****