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

9724 @ 7826 @ 3248 @ 3915 @ 249 @ 2455 @ 9673 # 9980
27110

64 # 5994 @ 8659 # 885
1844

6885 # 863 # 6342 @ 6777

6457