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: 2057 # 2330 # 9059 # 2713 # 7404 @ 4349

A: -15100
****
Q: 5245 # 2258 @ 1333 # 9626 @ 7040 @ 9804

A: 11538
****
Q: 7633 @ 5496 @ 4768 @ 935

A:
18832
****