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]: 4899 # 3034 @ 3351 @ 7952 @ 4527 # 2700 # 3143 @ 3642 # 2445
[A]: 13049


[Q]: 4368 # 7312 @ 7468 # 4833 # 1476 # 42
[A]: -1827


[Q]: 8679 # 7027 # 6988 @ 975 @ 7156 # 6266 @ 2402 @ 2049
[A]:
980