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: 9724 @ 7826 @ 3248 @ 3915 @ 249 @ 2455 @ 9673 # 9980

Answer: 27110


Question: 9807 @ 9345 # 5133 # 8042 @ 1499 # 8153 # 638

Answer: -1315


Question: 1463 @ 3742 @ 6816 @ 2090 @ 7068 @ 283 # 5740 @ 4067

Answer:
19789