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: 3615 @ 7429 @ 6810 # 207 @ 1232 # 5621 @ 6745
Example Output: 20003

Example Input: 5837 # 1015 # 4725
Example Output: 97

Example Input: 35 # 9323 @ 4039 # 1526 @ 6619 @ 9583 @ 8287 # 8364
Example Output:
9350