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:
8899 # 4509 # 9411 # 7373
answer:
-12394


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


question:
3825 @ 4770 @ 6345 # 5263 @ 3309 @ 4469 # 1519
answer:

15936


