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: 6853 # 3523 @ 1895 @ 6916 @ 2795 # 8802 # 3074 # 5622 @ 956
Example Output: -1606

Example Input: 6385 # 7829 @ 2463 @ 3411 # 652 # 5880 # 6454
Example Output: -8556

Example Input: 4508 # 8017 # 2627 @ 4571 # 7938 @ 2382 # 7702 # 2206
Example Output:
-17029