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

Input: Consider Input: 2354 @ 5192 @ 5717 # 1833 @ 9672 # 3565

Output: 17537


Input: Consider Input: 2285 @ 1970 @ 4720

Output: 8975


Input: Consider Input: 3290 @ 8892 @ 5518 @ 7031 # 3777 @ 3661 # 5673

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Output: 18942


