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

Example Input: 2781 # 1776 @ 3223 @ 7441 # 238
Example Output: 11431

Example Input: 1919 @ 7586 # 3931 @ 8451 # 8366
Example Output: 5659

Example Input: 8978 # 4697 @ 3993 @ 7682 @ 5175 # 2110
Example Output:
19021