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: 4180 # 3276 # 1575 @ 9963 @ 3933 # 5330 @ 1193 @ 8637
Output:
17725