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: 6628 @ 7709 @ 528 @ 8813

Answer: 23678


Question: 5263 @ 8483 # 8668 @ 4802 # 7388 @ 2501 @ 3137 # 8399

Answer: -269


Question: 7103 # 6295 @ 9257 # 1584 # 2833 @ 2850 # 2103 @ 7467

Answer:
13862