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: 7579 @ 2801 # 7154 @ 4185 # 825 @ 4256 @ 9614
Example Output: 20456

Example Input: 1327 # 8233 # 8048 # 194 @ 2192 @ 1877 # 3427 # 3364 # 6008
Example Output: -23878

Example Input: 1275 # 1087 # 6292 @ 3854 # 9897 @ 896 @ 9793 @ 2590 # 1790
Example Output:
-658