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: 7217 @ 2604 @ 9974 @ 8133 @ 8987 # 6381 # 7662

A: 22872
****
Q: 3309 @ 2855 @ 8458 # 3671 # 4410 # 6229 # 4661 # 2777

A: -7126
****
Q: 7835 @ 8240 @ 5127 @ 7600 @ 4555 # 6554

A:
26803
****
