public int SolvePuzzlePart2(string input)
{
List <StorageNode> nodes = new List <StorageNode>();
int blockerLeft, blockerTop;
ParseInputToNodes(input, nodes, out blockerLeft, out blockerTop);
PuzzleSolver solver = new PuzzleSolver(nodes, blockerLeft, blockerTop);
return(solver.ShortestPath());
}