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

2542 # 898 # 7500 # 5911 @ 2875 @ 8830 # 5505 @ 3349 # 2786

-5004