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: 4395 @ 2923 # 9011 # 7005 @ 2516 @ 3120 @ 7474 @ 7721 # 1173
Output:
10960