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: 1949 @ 526 @ 1777 @ 8065 @ 2790 # 1800 # 486 @ 229 @ 7738

A: 20788
****
Q: 6472 # 6421 @ 7649 @ 4005

A: 11705
****
Q: 3991 @ 1862 # 350 @ 8226 # 966 @ 4553 @ 1111

A:
18427
****