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: 4688 # 4301 # 9301 # 7246 # 6377 @ 8027 @ 425 @ 3557

Answer: -10528


Question: 9039 @ 4996 @ 845 # 5409

Answer: 9471


Question: 459 @ 6115 @ 1467 @ 5061 @ 7618 @ 4360 # 4591 @ 1236

Answer:
21725