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: 5860 @ 3039 # 7874 # 3584 # 144
Example Output: -2703

Example Input: 5274 @ 8123 @ 5544 @ 7060 # 1023
Example Output: 24978

Example Input: 4993 # 9334 # 5415 @ 8531 # 5640 @ 896 @ 3114 # 1984
Example Output:
-4839