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: 1062 @ 9466 @ 4653
Example Output: 15181

Example Input: 8324 # 6868 # 6537
Example Output: -5081

Example Input: 524 @ 1123 # 5900 # 4128 # 1486 # 9545
Example Output:
-19412

