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

7272 @ 8958 # 7231 @ 6616
15615

9276 @ 7324 @ 3048 # 8186 # 4920 # 2964
3578

2202 @ 1090 # 2012 # 6423

-5143