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: 2548 @ 2442 # 6943 # 1890 @ 3686 @ 9765 # 1273

A: 8335
****
Q: 2020 @ 8125 # 252 # 2790 # 9183 @ 3123 # 7282 # 5115 # 1943

A: -13297
****
Q: 2502 @ 8146 @ 1248

A:
11896
****