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: 6960 # 4418 @ 5450 @ 8475
Example Output: 16467

Example Input: 1884 @ 3670 # 3893 @ 782 @ 3288 # 7463 @ 3214
Example Output: 1482

Example Input: 2154 # 2354 @ 7132 @ 6772 @ 9125 @ 5400 # 8025 # 6343
Example Output:
13861