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:
7803 @ 6524 @ 7077 # 1627 # 3959
answer:
15818


question:
1855 # 9818 @ 3927 @ 9533 # 8557 @ 619 # 7543 # 2844
answer:
-12828


question:
4224 # 9761 # 8262 @ 6568 # 5026 @ 916 # 5225 # 2454 # 1897
answer:

-20917