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

4071 # 2406 @ 1349 @ 5528 @ 7426 @ 2448 # 1981 # 7844
8591

9546 @ 5515 @ 6740 # 2069 # 921 # 9110 # 5067 # 3917 # 6434
-5717

8907 @ 3698 @ 7662 # 6143

14124