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: 2269 # 7857 @ 1906 @ 1098 # 6308 # 1142 @ 2063

SOLUTION: -7971

PROBLEM: 9056 @ 9894 # 9773 # 4508 # 5642

SOLUTION: -973

PROBLEM: 6873 @ 4219 @ 8506 @ 5394 @ 9848 # 7214 @ 4177 # 7406 # 1931

SOLUTION:
22466