print("Error")
exit()
goal = make_goal(size)
if not solvable(puzzle, goal, size):
print("This puzzle is not solvable")
exit()
else:
print("This puzzle is solvable\n")
heuristic, algo = choice_algo()
states = States()
Node.size = size
Node.heuristic_g = Heuristic(size, goal, heuristic)
start_node = Node(puzzle)
if start_node.grid == goal:
solution = [puzzle]
states.total_open = 1
states.max_rep = 1
print_states(solution, states)
exit()
if algo == Algo.IDASTAR:
solution = ida_star(start_node, states, goal)
else:
solution = bfs(start_node, states, goal)
print_states(solution, states)
