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: 720 # 1309 @ 989 @ 1211 # 5749 # 7 @ 3147 # 9792 # 1243

Answer: -12033


Question: 5571 @ 5729 # 6405 # 526 # 1330

Answer: 3039


Question: 1461 @ 1237 # 9990 # 5697 @ 9245 # 1555

Answer:
-5299