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: 8053 # 8275 @ 3672 # 7233 @ 8748 # 1270 # 6997 # 7566 @ 5689
Example Output: -5179

Example Input: 1508 # 9607 @ 9117 @ 1943 # 3539 # 8743 # 2584 @ 7819
Example Output: -4086

Example Input: 5944 # 2615 @ 256 # 7236 @ 5856 @ 7830 @ 401 # 5268
Example Output:
5168