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: 8422 @ 5670 # 5825 @ 3613
Example Output: 11880

Example Input: 8054 @ 1780 @ 3011 # 3819
Example Output:
9026