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: 5662 @ 7781 # 5682 @ 864 @ 6796 @ 2353 @ 1100 # 7566
Example Output: 11308

Example Input: 9817 @ 5042 # 1724 @ 799 @ 685
Example Output: 14619

Example Input: 7480 @ 8570 # 2219 @ 9264 @ 5716 # 2738 @ 2270 @ 2371
Example Output:
30714