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: 1070 @ 5674 @ 50 # 2252

A: 4542
****
Q: 3164 # 160 @ 1567 # 8453 # 9293 @ 9371

A: -3804
****
Q: 158 @ 5042 # 9261 @ 5961 @ 3581 # 3955 # 907

A:
619
****