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

Q: 6050 # 5266 # 3005

A: -2221
****
Q: 6267 @ 3545 @ 4904 @ 4580

A: 19296
****
Q: 1356 @ 2695 @ 1863 # 9097 @ 6727 @ 8727

A:
12271
****