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: 1664 # 2003 # 3533

Answer: -3872


Question: 8109 @ 8997 # 3310 # 8023 @ 2548 @ 9625 # 7170

Answer: 10776


Question: 7555 @ 8285 @ 7132 @ 9363 # 3515

Answer:
28820


