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: 2019 @ 3095 @ 5800
Example Output: 10914

Example Input: 5052 # 6923 @ 1011
Example Output: -860

Example Input: 8388 # 2021 @ 6413 # 7196 # 4815 @ 4571
Example Output:
5340