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: Consider Input: 5088 # 9353 # 2772 @ 3908 @ 9196 @ 4709

Output: 10776


Input: Consider Input: 2065 @ 3769 @ 9915 # 6270 @ 3929 @ 5328 @ 6079 @ 5250 @ 843

Output: 30908


Input: Consider Input: 8458 @ 6533 # 5397 @ 6190 @ 8428 @ 8487 @ 6228 # 3014 # 9439


Output: 26474