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:
634 # 6766 # 1458 # 4376 @ 9425
answer:
-2541


question:
2307 # 9363 @ 4926 @ 5635
answer:
3505


question:
2456 @ 7407 @ 9769 # 5982 # 9187
answer:

4463