instruction:
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:
9889 @ 8457 # 4692
answer:
13654


question:
2367 @ 4877 @ 8467 @ 5488 # 987 # 8899
answer:
11313


question:
1251 @ 4292 @ 8144 @ 3083 @ 9083
answer:

25853