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:
2307 # 9363 @ 4926 @ 5635
answer:
3505


question:
580 @ 9980 # 4059 # 4694 @ 8096 # 3324
answer:
6579


question:
9534 @ 4836 @ 6089 # 5422 @ 4937 # 9879 @ 9191 # 5742 @ 6534
answer:

20078