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

[EX Q]: 6277 # 2029 # 4158 @ 5412 # 6845 # 6694 @ 5432
[EX A]: -2605

[EX Q]: 5992 @ 7637 # 7427 @ 1102 @ 677 @ 9685 @ 6972
[EX A]: 24638

[EX Q]: 7107 # 2565 # 5577 # 711 @ 3886
[EX A]:
2140