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: 7936 @ 9333 @ 6122 @ 6291 # 210

A: 29472
****
Q: 5640 @ 148 @ 7578 # 2373 # 3438 @ 4775 # 8187

A: 4143
****
Q: 673 # 5127 @ 287 # 9531 # 2881 # 7388 # 4826 @ 9305

A:
-19488
****