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

735 @ 7682 # 2492 # 7149 @ 7531 @ 4967 @ 3646 @ 6439
21359

5474 @ 2497 @ 6991 @ 302 # 1963 # 6932 # 5953 # 4859
-4443

7747 # 3985 # 7225 @ 9063 @ 4771

10371