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: 4787 # 6151 # 6235

SOLUTION: -7599

PROBLEM: 524 @ 1123 # 5900 # 4128 # 1486 # 9545

SOLUTION: -19412

PROBLEM: 6151 @ 864 @ 1114

SOLUTION:
8129