TASK DEFINITION: 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
PROBLEM: 9720 @ 6485 @ 1745 @ 728

SOLUTION: 18678

PROBLEM: 9337 # 8816 @ 7801 @ 8011 @ 8821 @ 966 @ 1854

SOLUTION: 27974

PROBLEM: 768 @ 5501 # 7336 @ 5927 # 1173 # 5115 @ 1595 @ 2819 @ 6232

SOLUTION:
9218