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

9806 @ 7051 @ 6703 @ 4233 # 276
27517

2342 # 5338 @ 345 @ 9010 @ 5234 @ 9613
21206

7428 @ 9401 # 3969

12860