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

507 @ 3439 # 8086 # 5497 @ 2145 @ 2124 @ 9603 @ 2119 @ 8351
14705

8293 # 4243 # 6119 @ 5292
3223

3128 @ 1439 @ 4427 # 6705 # 7794 # 9326 # 8088

-22919