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: 936 @ 7241 @ 6966 @ 6746 @ 9356 # 4608 # 7969 # 8107
Output:
10561