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: 6120 # 9271 # 7167 @ 6916 # 2510 @ 7854 # 7909 # 1960 # 3775

SOLUTION: -11702

PROBLEM: 4264 # 4438 @ 3871 @ 7585 # 540 # 3455 # 6016

SOLUTION: 1271

PROBLEM: 7816 # 5835 # 4497

SOLUTION:
-2516