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:
581 # 2278 @ 452 # 5411 # 7564 @ 8148 # 2350 # 8956 # 4877
answer:
-22255


question:
9720 @ 6485 @ 1745 @ 728
answer:
18678


question:
9723 @ 277 # 8193 @ 7139 # 5869 @ 1829 # 1888 @ 3618
answer:

6636


