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:
837 @ 118 @ 1503 # 3288 @ 6669 # 1394
answer:
4445


question:
8227 # 7725 @ 669 @ 489 @ 6499 @ 2486
answer:
10645


question:
1872 @ 8895 # 2933 @ 8878 @ 9944
answer:

26656