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: 298 @ 1699 @ 1367 @ 5001

A: 8365
****
Q: 5860 @ 3039 # 7874 # 3584 # 144

A: -2703
****
Q: 5507 @ 4243 @ 5897 @ 7115 # 6687 @ 3875 # 298 @ 1379 @ 1973

A:
23004
****