Definition: 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: 8839 @ 4786 # 7068 @ 5502 @ 1623 # 1959 # 8567 @ 3743 @ 4578
Output:
11477