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:
6267 @ 3304 @ 9078 @ 9734 # 2947 # 4223 @ 4824 # 3116
answer:
22921


question:
8422 @ 5670 # 5825 @ 3613
answer:
11880


question:
6643 @ 8338 @ 3519 # 9634 @ 2954
answer:

11820