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:
877 # 7761 # 7154 # 4993 # 2712
answer:
-21743


question:
1021 # 2896 # 8239 # 5207 # 1962 # 5346
answer:
-22629


question:
1172 @ 2152 # 774 @ 2496 @ 2578
answer:

7624