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]: 1774 # 6033 # 3757 @ 3570 @ 6463 # 5537
[A]: -3520


[Q]: 2186 # 2436 # 4269 # 2175 @ 4101 # 2723 @ 6192 # 7530
[A]: -6654


[Q]: 20 @ 5018 @ 194 @ 6037 # 8152 # 6364 @ 6778
[A]:
3531