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]: 1199 # 1369 @ 4358 # 7803 @ 410 @ 1295 @ 4397 # 9436 @ 5291
[A]: -1658


[Q]: 4071 # 2406 @ 1349 @ 5528 @ 7426 @ 2448 # 1981 # 7844
[A]: 8591


[Q]: 7989 # 1724 # 4053 @ 7158 # 4589 @ 1253 @ 8326 # 4930
[A]:
9430


