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

Q: 3438 # 3865 # 956 # 3020 @ 2696

A: -1707
****
Q: 643 @ 9262 # 6489 @ 1803 @ 6271

A: 11490
****
Q: 1041 @ 9733 # 7899 # 964 @ 3205 # 6059 @ 674 # 1825 # 3802

A:
-5896
****