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: 3309 @ 2855 @ 8458 # 3671 # 4410 # 6229 # 4661 # 2777

SOLUTION: -7126

PROBLEM: 5265 @ 8995 # 365 # 6720 @ 438 # 9846 # 1190 @ 1943 # 9835

SOLUTION: -11315

PROBLEM: 5768 @ 319 # 2546 @ 5236 # 6529 # 5734 @ 7926

SOLUTION:
4440