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: 5245 # 2258 @ 1333 # 9626 @ 7040 @ 9804
Example Output: 11538

Example Input: 6607 @ 8561 @ 5571 # 6468 @ 8173 # 7134 @ 2102 # 7688
Example Output: 9724

Example Input: 49 @ 8254 @ 2552 @ 9414 @ 3718 @ 3269
Example Output:
27256