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: 7021 # 2043 @ 7414 # 2632 @ 2939 @ 8718 @ 2731

Answer: 24148


Question: 4844 # 1525 @ 1894 # 2506

Answer: 2707


Question: 6399 # 2452 @ 7060 # 4503 # 1713 # 8462

Answer:
-3671