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:
7924 @ 8575 # 3974 @ 6720
answer:
19245


question:
4282 @ 2191 # 7458 @ 8928
answer:
7943


question:
2405 # 6219 # 1177 @ 5274 # 9698 # 6173 # 4272
answer:

-19860