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]: 8137 @ 5006 # 7743 @ 1478
[A]: 6878


[Q]: 3782 @ 4127 # 1265 # 1395 @ 2430 @ 6990 @ 8573 @ 8170
[A]: 31412


[Q]: 9656 @ 2199 @ 8235
[A]:
20090