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: 5046 # 9480 # 3079 @ 8929 # 1334 # 6211 @ 3240 @ 3825
Example Output: 936

Example Input: 7982 # 9393 @ 981 @ 2884 # 1556 @ 752 # 322 # 3235
Example Output: -1907

Example Input: 7589 @ 442 # 9590 # 2970 @ 9905 @ 6694 @ 1486 @ 8690
Example Output:
22246