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: 6860 @ 2810 # 1038
Example Output: 8632

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

Example Input: 353 # 9525 @ 9923 @ 4025 # 1922 @ 4751
Example Output:
7605