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: 722 # 9533 @ 3199 @ 4825 @ 817
Example Output: 30

Example Input: 5177 @ 9496 # 845 @ 5246 @ 9906 @ 5654 @ 1721 @ 5303
Example Output: 41658

Example Input: 6359 @ 537 @ 3347 # 7523 # 1162 @ 3434 # 6261
Example Output:
-1269