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: 931 # 9775 @ 8414

A: -430
****
Q: 2560 @ 144 @ 6785 @ 572 # 5190 @ 1929

A: 6800
****
Q: 5817 # 5207 # 6536 @ 7061 # 8613 @ 4916 @ 8209

A:
5647
****