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: 3970 # 8486 # 9402 # 8030 @ 4724 @ 8858

A: -8366
****
Q: 4364 @ 4363 # 5655 @ 5991 @ 3879 @ 2303 # 3321 @ 8300 @ 6059

A: 26283
****
Q: 4216 # 8338 # 193 # 2604 # 9987

A:
-16906
****