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:
6904 # 1007 @ 9690 @ 9967 @ 9620 @ 4765
answer:
39939


question:
5513 @ 1221 @ 8910 @ 8422
answer:
24066


question:
1882 # 6447 @ 7179 # 3422
answer:

-808