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: 6491 # 6134 @ 4350 @ 9342 @ 2315 # 6964 @ 7659 @ 2465
Output:
19524