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:
486 # 3873 # 1187
answer:
-4574


question:
5640 @ 148 @ 7578 # 2373 # 3438 @ 4775 # 8187
answer:
4143


question:
8853 @ 263 @ 2203 @ 1931 @ 6754 @ 3533 @ 3248 # 6088 @ 4307
answer:

25004