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:
3298 @ 1140 @ 3407 # 8200 # 7383 # 6043 @ 5264
answer:
-8517


question:
6607 @ 8561 @ 5571 # 6468 @ 8173 # 7134 @ 2102 # 7688
answer:
9724


question:
8689 # 7130 @ 1628 @ 6416 # 7216 # 3844 # 140 @ 6311
answer:

4714