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: 7106 # 9524 # 2673 # 4668 @ 6755 # 5653 # 2688 # 9360
Example Output: -20705

Example Input: 9924 @ 6266 # 7022 # 7976 # 2541 @ 5396
Example Output: 4047

Example Input: 5116 @ 8121 @ 2710 # 7875 @ 3086
Example Output:
11158