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: 826 # 6501 # 223 @ 9761 # 8863

A: -5000
****
Q: 9074 # 3474 @ 2553 @ 8125 # 7981 # 1438 @ 9668

A: 16527
****
Q: 7279 # 831 # 5336 # 1933 @ 5531 # 4604 @ 8203

A:
8309
****