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
--------
Question: 7065 # 7713 # 7473 # 664 # 8030

Answer: -16815


Question: 2853 @ 2447 @ 3565

Answer: 8865


Question: 8227 # 7725 @ 669 @ 489 @ 6499 @ 2486

Answer:
10645


