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: 1566 @ 1639 # 814 # 5278 @ 1717 # 4304 # 6735 @ 1407

A: -10802
****
Q: 6148 @ 1077 @ 5914 # 245 @ 5862 @ 8792 # 9099

A: 18449
****
Q: 1721 # 7193 # 7392 # 8999 # 7847 @ 5571 @ 4439 @ 7158 # 6030

A:
-18572
****
