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
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Question: 6203 # 8978 # 1139 @ 240 # 4716

Answer: -8390


Question: 440 @ 5472 # 6900 # 3389

Answer: -4377


Question: 9173 @ 7164 # 6149 @ 7297 @ 6892

Answer:
24377