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

1296 @ 9756 @ 2493 @ 9940 # 5147 # 5428 # 5741 # 828
6341

9487 # 9520 @ 4047
4014

6546 # 2470 # 9329 # 2931 @ 1592 # 7514 @ 4497 @ 3303 # 6454

-12760