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: 5211 # 3266 @ 3042 @ 254 # 7823 @ 4298 # 8042 # 1629 # 6738

SOLUTION: -14693

PROBLEM: 2678 # 5467 @ 8355 # 3124 # 5654

SOLUTION: -3212

PROBLEM: 1796 @ 7353 @ 658 @ 7877 @ 4406 @ 7048

SOLUTION:
29138