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: 8717 @ 6135 # 2706

Answer: 12146


Question: 2057 # 2330 # 9059 # 2713 # 7404 @ 4349

Answer: -15100


Question: 19 # 169 @ 9746 # 1157 @ 6326 @ 9890 # 1743 # 6491 # 2813

Answer:
13608