Given the task definition and input, reply with output. 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

4925 # 2000 # 7815 # 1155 @ 9226 @ 7744 @ 986 @ 3609

15520