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: 107 @ 2123 # 7352 # 3633 # 2414 @ 9566 # 6266

A: -7869
****
Q: 7065 # 7713 # 7473 # 664 # 8030

A: -16815
****
Q: 2614 # 6026 @ 8042 # 2430 @ 4370 # 3398 @ 7765 @ 6900

A:
17837
****