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: 1439 @ 4809 @ 6755 # 4840 @ 491 @ 9049 @ 8905 @ 8915

A: 35523
****
Q: 4809 # 9135 # 3011 # 4393 # 1039 # 3878 @ 1559 # 3798

A: -18886
****
Q: 3397 # 2001 # 3041 @ 3208 @ 1670 # 4907

A:
-1674
****
