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: 7671 # 7716 @ 5899 @ 2520 # 497 # 24 # 16 # 840 # 9556

SOLUTION: -2559

PROBLEM: 6884 @ 145 # 2208 # 5356 # 3578 @ 606

SOLUTION: -3507

PROBLEM: 4421 @ 6240 # 3584 @ 3302

SOLUTION:
10379