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: 7729 # 7280 @ 5072 @ 3806 # 6060

A: 3267
****
Q: 4305 @ 975 @ 8169 @ 4274 # 1910

A:
15813
****