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:
7165 @ 3630 @ 9021 # 4140 @ 319
answer:
15995


question:
523 # 5860 # 778
answer:
-6115


question:
6899 # 88 @ 4296 # 2450 # 7074 @ 153
answer:

1736