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: 1062 @ 9466 @ 4653
Example Output: 15181

Example Input: 5513 @ 1221 @ 8910 @ 8422
Example Output: 24066

Example Input: 2436 @ 1209 @ 7811
Example Output:
11456

