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

Example Input: 5098 # 2466 @ 6132 # 7008 @ 2142 # 5650 @ 531
Example Output: -1221

Example Input: 8915 @ 8709 # 6716 @ 4326
Example Output: 15234

Example Input: 4345 # 9514 # 4217 # 1368 # 5823
Example Output:
-16577