Instructions: 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
Input: 2144 @ 2139 @ 1705 @ 3684 @ 3280 @ 4653 @ 304 # 9220 @ 6300
Output:
14989