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

4460 @ 9143 # 6720 # 8379 @ 1636 # 6526
-6386

9645 @ 911 @ 6748 # 3005 # 3625 # 87 @ 3003 # 5587 # 1382
6621

6775 @ 249 @ 1171 @ 3376 # 7127

4444