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: 5425 @ 6980 # 4301 @ 4410 # 7405 # 552 @ 4556 # 8531 # 4935

A: -4353
****
Q: 4189 # 3579 @ 7275 # 5186 @ 5825 # 3209

A: 5315
****
Q: 6109 # 3625 @ 1322 @ 59 @ 637

A:
4502
****