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

1744 @ 4800 # 4688 @ 2637 # 1656 # 4459 # 9618 @ 4120
-7120

2863 @ 9899 # 2358
10404

419 # 6692 @ 560 # 8496 @ 2762 @ 9262 @ 3062 # 5250 @ 251

-4122