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

524 @ 1123 # 5900 # 4128 # 1486 # 9545
-19412

4867 # 7162 @ 1616 # 596 # 7845 @ 9594 # 3650 @ 6833
3657

4024 # 2501 @ 1579 # 7835 @ 8587 # 1634 @ 1839 # 3899 @ 9283

9443