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:
519 @ 9686 @ 3145 # 9320
answer:
4030


question:
6514 # 8296 # 4939 # 5783 @ 1077 @ 3237 @ 5941 # 7665 # 2408
answer:
-12322


question:
8140 @ 8070 @ 5292
answer:

21502