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:
7803 @ 6524 @ 7077 # 1627 # 3959
answer:
15818


question:
4688 # 4301 # 9301 # 7246 # 6377 @ 8027 @ 425 @ 3557
answer:
-10528


question:
2239 # 9531 # 7656 @ 645 # 1084 # 5639
answer:

-21026