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: 1731 # 9932 # 4056 # 2303

SOLUTION: -14560

PROBLEM: 8916 # 6070 # 4406 # 1732 # 434 @ 143 # 9650 @ 8419 # 4599

SOLUTION: -9413

PROBLEM: 5662 # 8738 # 5311 @ 4748 @ 1209 @ 9345 # 1014 # 1017 # 1565

SOLUTION:
3319