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: 9161 # 6658 @ 4795 @ 5621 # 1895 # 3766 # 7738 # 570

A: -1050
****
Q: 5347 # 326 # 6112 # 4655 @ 2124

A: -3622
****
Q: 2467 @ 3707 @ 5147 # 4618

A:
6703
****