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:
2611 @ 6783 @ 8407 # 5813 @ 4138
answer:
16126


question:
4428 # 2569 @ 338 # 967 @ 2206
answer:
3436


question:
456 @ 4870 # 7999 # 5589 @ 4347 @ 5565 # 8233 @ 2885
answer:

-3698