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: 1855 # 9818 @ 3927 @ 9533 # 8557 @ 619 # 7543 # 2844

A: -12828
****
Q: 1999 # 5055 @ 6736 # 8829 @ 7010 # 2968 # 259 @ 5904

A: 4538
****
Q: 8667 # 1216 # 8458 @ 1698 @ 9058 # 2308 # 8474 # 8801 @ 6526

A:
-3308
****