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:
9056 @ 9894 # 9773 # 4508 # 5642
answer:
-973


question:
4494 # 3982 # 3562 @ 341 @ 5494 # 3299 # 7182 # 8494
answer:
-16190


question:
9889 @ 8457 # 4692
answer:

13654