def __init__(self):
""" Class constructor. It initializes the problem with 3 missionaries and 3 cannibals
at one side of the river. """
initial_state = '3030L' # Initial state
# Call base class constructor (the initial state is specified here).
SearchProblem.__init__(self, initial_state)
# Define goal state.
self.goal = '0303R'
def __init__(self, initial_state):
""" This constructor initializes the 8-puzzle game problem. """
# Call base class constructor (the initial state is specified here).
SearchProblem.__init__(self, initial_state)
# Store game goal.
self.goal = 'e-1-2\n3-4-5\n6-7-8';
# Create a cache for the goal position of each piece
self.goal_positions = {}
self.rows_goal = string_to_list(self.goal)
for number in 'e12345678':
self.goal_positions[number] = get_location(self.rows_goal, number)
def __init__(self, source, destination):
SearchProblem.__init__(self, source)
self.destination = destination
def __init__(self, initial_problem, player_1, player_2):
SearchProblem.__init__(self, initial_state)
self.player_1 = player_1
self.player_2 = player_2