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: 5860 @ 3039 # 7874 # 3584 # 144
Example Output: -2703

Example Input: 9049 # 6438 @ 8686 # 910 # 3586
Example Output: 6801

Example Input: 3354 # 4239 # 3447 @ 790 # 2874 # 9400 # 1841
Example Output:
-17657