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: 1774 # 6033 # 3757 @ 3570 @ 6463 # 5537

A: -3520
****
Q: 2027 # 965 # 9916 @ 7199 @ 844 @ 9780

A: 8969
****
Q: 9540 @ 2112 # 9537 # 1487 @ 507 @ 1069

A:
2204
****