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:
2863 @ 9899 # 2358
answer:
10404


question:
1278 @ 4628 @ 2357 @ 3694 @ 5775 @ 8542 # 793
answer:
25481


question:
1740 # 4149 # 4397 @ 8055 # 1933
answer:

-684