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: 3876 @ 6607 # 1034 # 2483 @ 544 # 1053 @ 4907 @ 1303 @ 3904
Example Output: 16571

Example Input: 7027 @ 2812 @ 3081 @ 8945 # 18 # 3273 @ 222 # 6452 # 5838
Example Output: 6506

Example Input: 5806 # 1688 # 703 @ 2207 # 7031 # 6204 # 286
Example Output:
-7899