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: 9919 @ 3904 @ 5280 # 8481 # 3541 # 5061 # 8759 # 2071
Output:
-8810