def next_move(game: Game_IJK)-> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
print(player)
# You'll want to put in your fancy AI code here. For right now this just
# returns a random move.
if player == '+':
temp = 'max'
else:
temp = 'min'
if deterministic == True:
yield choice(game,temp,4)#random.choice(['U', 'D', 'L', 'R'])
else:
yield choice(game,temp,5)#random.choice(['U', 'D', 'L', 'R'])
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
beta = math.inf
alpha = -1 * math.inf
# depth
future_step = 3
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
if player == '+':
# succ = [game,'move']
succ = successor(game)
best, c = max(min_value(i, future_step, alpha, beta) for i in succ)
yield best[1]
else:
yield random.choice(['U', 'L', 'D', 'R'])
def evaluate(game: Game_IJK, player) -> (int, int):
up, low = 0, 0
gamestate = game.state()
if (gamestate == 'C'):
up = float("inf")
low = float("-inf")
return float("inf")
elif (gamestate == 'c'):
return float("-inf")
elif (gamestate == 'Tie'):
return 0
adjscore = 0
board = game.getGame()
for row in board:
for e in row:
if (e != ' '):
if (e >= 'a'):
low += (2**(ord(e) - ord('a') + 1) - 1)
else:
up += (2**(ord(e) - ord('A') + 1) - 1)
for i in range(6):
for j in range(6):
if (j + 1 < 6
and abs(ord(board[i][j + 1]) - ord(board[i][j])) == 32):
adjscore += (2**(ord(board[i][j + 1]) - ord('a') + 2) - 1)
elif (i + 1 < 6
and abs(ord(board[i + 1][j]) - ord(board[i][j])) == 32):
adjscore += (2**(ord(board[i + 1][j]) - ord('a') + 2) - 1)
return up - low + (adjscore
if game.getCurrentPlayer() == player else -adjscore)
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
global InitialPlayer
InitialPlayer = game.getCurrentPlayer()
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
# You'll want to put in your fancy AI code here. For right now this just
boards = []
level = 0
max_score = -math.inf
min_score = math.inf
final_move = ""
if player == "+":
boards = succesor_boards(True, game, board)
else:
boards = succesor_boards(False, game, board)
for board in boards:
alpha = -math.inf
beta = math.inf
score = compute_score(False, level, 3, board[1], alpha, beta, game)
if score > max_score:
# print(score)
# print("Final score")
max_score = score
final_move = board[0]
yield final_move
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
moves = getAvailableMoves(game)
maxUtility = -np.inf
nextMove = -1
for move in moves:
child = getChild(game, move)
utility = MinimaxAB(board=child,
node=player,
deterministic=deterministic)
if utility >= maxUtility:
maxUtility = utility
nextMove = move
yield nextMove
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
# You'll want to put in your fancy AI code here. For right now this just
# returns a random move.
moves = ['U', 'L', 'R', 'D']
value = []
#start with minimax algorithm with current game state
for i in ['U', 'L', 'R', 'D']:
child = successor(copy.deepcopy(game), i)
value.append(minimax(child, 3, False, float('-inf'), float('inf')))
#get index number with highest value
k = np.argmax(value)
# You'll want to put in your fancy AI code here. For right now this just
# returns a random move.
#choose a move with highest minimax utility value
yield moves[k]
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
# You'll want to put in your fancy AI code here. For right now this just
# returns a random move.
#print('Board: ', board)
if (player == '+'):
current_player = 1
else:
current_player = -1
#print(merge(board, current_player))
#children(board, current_player)
#board = [['J', 'J', ' ', ' '], [' ', ' ', ' ', ' '], [' ', ' ', ' ', ' '], ['i', ' ', ' ', ' ']]
if (deterministic == True):
score, move = Decision(board, current_player, True)
#print('MOVE', move, score)
return move
else:
score, move = Decision_nondet(board, current_player, True)
#print('MOVE: ', move, score)
return move
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
# You'll want to put in your fancy AI code here. For right now this just
# returns a random move.
depth = 0
alpha = -math.inf
beta = math.inf
mv = ''
to_be_done = ''
unchanged_board = board
for m in moves:
alpha, mv = max([alpha, mv], Min(m, game, depth, alpha, beta))
to_be_done = mv
return to_be_done
def next_move(game: Game_IJK)-> None:
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
print( "Player" , player )
yield moves_run( board , game , player )
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
global InitialPlayer
InitialPlayer = game.getCurrentPlayer()
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
# You'll want to put in your fancy AI code here. For right now this just
boards = []
level = 0
max_score = -math.inf
min_score = math.inf
final_move = ""
if deterministic:
" Minimax - alpha/beta pruning"
if player == "+":
boards = succesor_boards(True, game, board)
else:
boards = succesor_boards(False, game, board)
for board in boards:
alpha = -math.inf
beta = math.inf
score = compute_score(False, False, level, 3, board[1], alpha,
beta, game, InitialPlayer, "")
if score > max_score:
# print(score)
# print("Final score")
max_score = score
final_move = board[0]
else:
" Expectiminimax - alpha/beta pruning"
moves = ['U', 'D', 'L', 'R']
empty_tiles = get_empty_tiles(board)
for move in moves:
score = 0
if player == "+":
boards = chance_boards(True, game, board, move, empty_tiles)
else:
boards = chance_boards(False, game, board, move, empty_tiles)
for board1 in boards:
alpha = -math.inf
beta = math.inf
score += compute_score(False, False, level, 3, board1[1],
alpha, beta, game, InitialPlayer, "")
avg_score = score / empty_tiles
if avg_score > max_score:
# print(score)
# print("Final score")
max_score = avg_score
final_move = move
yield final_move
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
# You'll want to put in your fancy AI code here. For right now this just
# returns a random move.
yield MINIMAX_Decision(game, deterministic, h=5)
def Max(move, game: Game_IJK, depth, alpha, beta):
game = game.makeMove(move)
depth = depth + 1
board = game.getGame()
if (depth == 6):
return [utility(board), move]
for m in moves:
alpha, move = max([alpha, move], Min(move, game, depth, alpha, beta))
if alpha > beta:
return [alpha, move]
return [alpha, move]
def next_move(game: Game_IJK) -> None:
"""board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
"""
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
if deterministic == True:
move = findOptimalMoveDet(game, board, 4, player)
elif deterministic == False:
move = findOptimalMoveNonDet(game, board, player)
yield move
def next_move(game: Game_IJK)-> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
# You'll want to put in your fancy AI code here. For right now this just
# returns a random move
direction, child, utility = decision(game)
yield direction
# yield random.choice(['U', 'D', 'L', 'R'])
def max_utility(game: Game_IJK, d, alpha, beta):
d = d + 1
state = game.state()
board = game.getGame()
if state == 'K' or state == 'k' or state == 'tie' or d == 6:
return heuristics(board)
moves = ['U', 'D', 'L', 'R']
best_utility = float('-inf')
for move in moves:
clone = game.makeMove(move)
utility = min_utility(clone, d, -float('inf'), float('inf'))
if utility > best_utility:
best_move = move
best_utility = utility
alpha = max(alpha, best_utility)
if beta <= alpha:
break
return best_utility
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
global maxdepth
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
# You'll want to put in your fancy AI code here. For right now this just
# returns a random move.
if deterministic == False:
if countboard(board) > 8:
maxdepth = 0
elif countboard(board) > 5:
maxdepth = 1
else:
maxdepth = 2
if player == '+':
start = time.time()
best_move, _ = maximizechance(game, board)
end = time.time()
print(start - end)
yield (best_move)
if player == '-':
best_move, _ = minimizechance(game, board)
yield (best_move)
if deterministic == True:
if player == "+":
maxdepth = 7
best_move, _ = Max(game, board)
yield (best_move)
if player == "-":
maxdepth = 7
best_move, _ = Min(game, board)
yield (best_move)
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
if player == '+':
Ismax = True
else:
Ismax = False
depth = 5
if (deterministic == True):
score, move = Mininax_AlphaBeta(board, depth, Ismax, -math.inf,
math.inf, game)
#print('MOVE', move, score)
return move
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
# You'll want to put in your fancy AI code here. For right now this just
# returns a random move.
if (deterministic):
depth = 6
else:
depth = 0
mins = {}
w = copy.deepcopy(game)
w = w.makeMove('U')
s = copy.deepcopy(game)
s = w.makeMove('D')
a = copy.deepcopy(game)
a = w.makeMove('L')
d = copy.deepcopy(game)
d = w.makeMove('R')
mins['U'] = MIN_Value(w, float("-inf"), float("inf"), depth, player)
mins['D'] = MIN_Value(s, float("-inf"), float("inf"), depth, player)
mins['L'] = MIN_Value(a, float("-inf"), float("inf"), depth, player)
mins['R'] = MIN_Value(d, float("-inf"), float("inf"), depth, player)
move = max(mins, key=lambda k: mins[k])
for i in range(6):
for j in range(6):
if (j + 1 < 6
and abs(ord(board[i][j + 1]) - ord(board[i][j])) == 32):
move = 'R'
elif (i + 1 < 6
and abs(ord(board[i + 1][j]) - ord(board[i][j])) == 32):
move = 'D'
yield move
def next_move(game: Game_IJK):
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
# You'll want to put in your fancy AI code here. For right now this just
# returns a random move.
moves = ['U', 'D', 'L', 'R']
best_move = moves[0]
best_utility = float('-inf')
for move in moves:
clone = game.makeMove(move)
utility = min_utility(clone, 0, -float('inf'), float('inf'))
if utility > best_utility:
best_utility = utility
best_move = move
yield best_move
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
# Create an object of the class Node
node = Node(copy.deepcopy(board), player, '')
start = time.time()
if deterministic:
# if deterministic, then call minimax with alpha beta pruning
result = minimax_alpha_beta(node, 9, player, NINF, PINF, deterministic,
start)
else:
# if non-deterministic then call normal minimax as expectation is involved
result = minimax(node, 6, player, deterministic, start)
print(time.time() - start)
print(result)
return result[0]
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
board = game.getGame()
player = game.getCurrentPlayer()
deterministic = game.getDeterministic()
global current_index
if deterministic:
fringe = [board]
count = 1
while len(fringe) >= 0 and count <= 85:
board = fringe.pop(0)
fringe += find_successors(board, player, deterministic)
count += 1
list_mini_max = []
for i in fringe:
list_mini_max.append(heuristic(i, player))
temp, temp1 = minimax(0, 0, True, list_mini_max, -1000, 1000)
temp_dict = {0: 'L', 1: 'R', 2: 'U', 3: 'D'}
yield temp_dict[temp1]
else:
# Tuple structure : Board, max=1/min=0/chance=-1, depth, Heuristic, parent, current node index, parent node index
fringe = [(board, 1, 1, 0, "root", 0, 0)]
fringe1 = [(board, 1, 1, 0, "root", 0, 0)]
tree_depth = 4
empty_tiles = 1
board = fringe.pop(0)
succ = []
current_index = 1
succ += find_successors1(board[0], player, board[2], deterministic,
tree_depth, board[5])
for i in succ:
fringe1.append(i)
fringe.append(i)
current_index += 1
chance_flag = 0
while len(fringe) > 0:
fringe_temp = []
board = fringe.pop(0)
if board[2] < tree_depth:
if board[1] in [1, 0]:
fringe_temp = [
chance_nodes for chance_nodes in find_chance(
board[0], board[1], board[2], board[5])
]
fringe += fringe_temp
fringe1 += fringe_temp
chance_flag = board[1]
else:
fringe_temp += find_successors1(board[0], chance_flag,
board[2], deterministic,
tree_depth, board[5])
fringe += fringe_temp
fringe1 += fringe_temp
else:
break
count = expectiminimax(fringe1)
dict = {0: 'L', 1: 'R', 2: 'U', 3: 'D'}
yield dict[count]
def next_move(game: Game_IJK) -> None:
'''board: list of list of strings -> current state of the game
current_player: int -> player who will make the next move either ('+') or -'-')
deterministic: bool -> either True or False, indicating whether the game is deterministic or not
'''
board = game.getGame()
MAX = float('inf')
MIN = float('-inf')
def calculate_empty_tiles(state):
bonus = 0
for i in range(6):
for j in range(6):
if state[i][j] == 0:
bonus = bonus + 1
return bonus
def weighted_tiles(state):
board_score = [
6 * 35, 6 * 34, 6 * 33, 6 * 32, 6 * 31, 6 * 30, 6 * 24, 6 * 25,
6 * 26, 6 * 27, 6 * 28, 6 * 29, 6 * 23, 6 * 22, 6 * 21, 6 * 20,
6 * 19, 6 * 18, 6 * 12, 6 * 13, 6 * 14, 6 * 15, 6 * 16, 6 * 17,
6 * 11, 6 * 10, 6 * 9, 6 * 8, 6 * 7, 6 * 6, 6 * 0, 6 * 1, 6 * 2,
6 * 3, 6 * 4, 6 * 5
]
bonus = 0
for i in range(36):
current_element = ord(state[i])
bonus = bonus + int(current_element) * int(board_score[i])
return bonus
def convert_to_number(state):
for i in range(0, 6):
for j in range(0, 6):
if state[i][j] == "A" or state[i][j] == "a":
state[i][j] = 1
elif state[i][j] == "B" or state[i][j] == "b":
state[i][j] = 2
elif state[i][j] == "C" or state[i][j] == "c":
state[i][j] = 3
elif state[i][j] == "D" or state[i][j] == "d":
state[i][j] = 4
elif state[i][j] == "E" or state[i][j] == "e":
state[i][j] = 5
elif state[i][j] == "F" or state[i][j] == "f":
state[i][j] = 6
elif state[i][j] == "G" or state[i][j] == "g":
state[i][j] = 7
elif state[i][j] == "H" or state[i][j] == "h":
state[i][j] = 8
elif state[i][j] == "I" or state[i][j] == "i":
state[i][j] = 9
elif state[i][j] == "J" or state[i][j] == "j":
state[i][j] = 10
elif state[i][j] == "K" or state[i][j] == "k":
state[i][j] = 11
else:
state[i][j] = 0
return state
def calculate_monotonicity(state):
bonus = 0
for i in range(6):
row = state[i]
for j in range(6):
x = row[j]
# now check left and right side of the element
# call function to check the position of first non-zero number in right direction
if state[i][j] != 0 and j != 5:
for z in range(j + 1, 6):
if state[i][z] != 0:
index = z
break
elif z == 5 and state[i][z] == 0:
index = z
if x <= row[index] and row[index] != 0:
bonus = bonus + 10
elif x > row[index] and row[index] != 0:
bonus = bonus - 15
if x <= state[index][j]:
bonus = bonus + 10
elif x > state[index][j]:
bonus = bonus - 15
elif state[i][j] == 0:
bonus = bonus + 0
if state[i][j] != 0 and i != 5:
for z in range(i + 1, 6):
if state[z][j] != 0:
index = z
break
elif z == 5 and state[z][j] == 0:
index = z
index = i
if x <= state[index][j] and state[index][j] != 0:
bonus = bonus + 10
elif x > state[index][j] and state[index][j] != 0:
bonus = bonus - 15
elif state[i][j] == 0:
bonus = bonus + 0
return bonus
def flattened(listt):
flattened_list = []
for j in listt:
for i in j:
flattened_list.append(i)
return flattened_list
def calculate_smoothness(state):
bonus = 0
for i in range(6):
row = state[i]
for j in range(6):
x = row[j]
if j != 5 and (x - state[i][j + 1]) <= 1:
bonus = bonus + 5
if i != 5 and (x - state[i + 1][j]) <= 1:
bonus = bonus + 5
return bonus
def gt_mov(array):
for i in range(len(array)):
array[i] = list(array[i])
if i >= 0 and i < 64:
array[i][1] = 'U'
elif i >= 64 and i < 128:
array[i][1] = 'D'
elif i >= 128 and i < 192:
array[i][1] = 'L'
elif i >= 192 and i < 256:
array[i][1] = 'R'
return array
def heuristic_containing_evrything(now, state):
score = 0
state = convert_to_number(state)
score1 = calculate_empty_tiles(state) * 100
#score2 = weighted_tiles(now)
score3 = calculate_monotonicity(state) * 100
score4 = calculate_smoothness(state) * 200
score = score1 + score3 + score4
return score
def successors(game1):
moves = ['U', 'D', 'L', 'R']
successor_s = []
for i in moves:
successor1 = game.makeMove(i)
successor1 = successor1.getGame()
successor_s.append((successor1, i))
return successor_s
def parse_full(game1):
for_first_depth = successors(game1)
for_second_depth = []
for i in for_first_depth:
for_second_depth.append(successors(i[0]))
for_second_depth = flattened(for_second_depth)
for_third_depth = []
for i in for_second_depth:
for_third_depth.append(successors(i[0]))
for_third_depth = flattened(for_third_depth)
for_fourth_depth = []
for i in for_third_depth:
for_fourth_depth.append(successors(i[0]))
for_fourth_depth = flattened(for_fourth_depth)
future_successors = []
possible_moves = []
for i in for_fourth_depth:
future_successors.append(i[0])
possible_moves.append(i[1])
scores = calculate_score(future_successors)
final = []
for i in range(len(scores)):
final.append((scores[i], possible_moves[i]))
final = gt_mov(final)
return final
def calculate_score(arrStates):
scores = []
for i in arrStates:
x = flattened(i)
score = heuristic_containing_evrything(x, i)
scores.append(score)
return scores
def mini_max_algo(depth, Index_of_node, maximizing_player, values, alpha,
beta):
if depth == 4:
return values[Index_of_node][0], values[Index_of_node][1]
if maximizing_player:
best = MIN
final_move = " "
for i in range(0, 4):
value, moves = mini_max_algo(depth + 1, Index_of_node * 4 + i,
False, values, alpha, beta)
if value > best:
best = value
final_move = moves
alpha = max(alpha, best)
if beta <= alpha:
break
return (best, final_move)
else:
best = MAX
final_move = " "
for i in range(0, 4):
value, moves = mini_max_algo(depth + 1, Index_of_node * 4 + i,
True, values, alpha, beta)
if value < best:
best = value
final_move = moves
beta = min(beta, best)
if beta <= alpha:
break
return (best, final_move)
final_s = parse_full(board)
score, move = mini_max_algo(0, 0, True, final_s, MIN, MAX)
yield move