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: 7775 @ 8190 # 2579 @ 1003

A: 14389
****
Q: 523 # 5860 # 778

A: -6115
****
Q: 7399 @ 2046 @ 6348 # 9629 @ 5104

A:
11268
****