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

872 @ 547 # 4476 @ 6631 # 8433 # 452 @ 5115
-196

4264 # 4438 @ 3871 @ 7585 # 540 # 3455 # 6016
1271

6552 @ 4595 @ 1710 # 8980 @ 2157 # 958 # 3342

1734