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: 6506 # 8715 @ 5800 @ 1904 @ 3642

SOLUTION: 9137

PROBLEM: 8050 # 8744 @ 5247 # 7761 # 8743

SOLUTION: -11951

PROBLEM: 7589 @ 532 @ 6349 @ 56

SOLUTION:
14526