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: 6 @ 17
Example output: 23
Example explanation: Here, '@' represents the addition operation. So, the answer is 23 (6+17=23).
Q: 5305 @ 9828 # 9827 # 5742 # 1217 # 1363 @ 2648 @ 5509 # 3451
A:
1690