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: 837 @ 118 @ 1503 # 3288 @ 6669 # 1394

Answer: 4445


Question: 9646 # 9392 @ 7231 @ 7510 # 4746 # 2757 # 2536 @ 5415 # 2152

Answer: 8219


Question: 994 # 4279 # 965

Answer:
-4250