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: 9074 # 3474 @ 2553 @ 8125 # 7981 # 1438 @ 9668
Example Output: 16527

Example Input: 8197 @ 9504 @ 5465 # 6573 @ 8964 @ 6026
Example Output: 31583

Example Input: 686 @ 1105 @ 5999 @ 8786 # 8074 @ 3248
Example Output:
11750

