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:
4449 @ 4019 @ 7637
answer:
16105


question:
1917 @ 4353 @ 4321 @ 3060 @ 6681 @ 7890 @ 8148
answer:
36370


question:
7278 # 6324 @ 3949 @ 5235 # 5921 # 2014
answer:

2203