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

3367 # 4567 @ 8786 @ 9643 @ 105 # 6364 @ 9695 # 2387 @ 8798
27076

2781 # 1776 @ 3223 @ 7441 # 238
11431

415 @ 583 @ 9979 # 8989 # 4507

-2519