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: 9551 @ 4169 # 3026 @ 616 # 5398 # 6695 # 5831 # 898 # 1255

A: -8767
****
Q: 4494 # 3982 # 3562 @ 341 @ 5494 # 3299 # 7182 # 8494

A: -16190
****
Q: 8490 # 7785 @ 1286 @ 3401 # 7999 @ 5541

A:
2934
****