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

9407 @ 4324 # 2220 # 8668 @ 1606 @ 4059
8508

2132 @ 8398 # 9269
1261

5365 @ 1262 # 4856 @ 6371

8142

