Created
September 9, 2016 23:20
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def move_to_dir(old, new): | |
if old[0] < new[0]: | |
return "RIGHT" | |
if old[1] < new[1]: | |
return "DOWN" | |
if old[0] > new[0]: | |
return "LEFT" | |
return "UP" | |
def get_score(starts): | |
graphs = {i: {} for i in range(n_players)} | |
graphset = set(x for x in occupied) | |
order = list(range(my_id, n_players)) + list(range(0, my_id)) | |
it = 1 | |
while True: | |
full = True | |
moves = {} | |
for o in order: | |
for x in starts[o]: | |
for n in NEIGHBOURS[x]: | |
if n not in graphset or (n in moves and it == 1): | |
full = False | |
graphset.add(n) | |
moves[n] = o | |
for k, v in moves.items(): | |
graphs[v][k] = it | |
if full: | |
break | |
starts = [[k for k, v in moves.items() if v == i] for i in range(n_players)] | |
it += 1 | |
num_my_tiles = len(graphs[my_id]) | |
num_enemy_tiles = sum([len(graphs[i]) for i in range(n_players) if i != my_id]) | |
enemies_dist = sum([sum(graphs[i].values()) for i in range(n_players) if i != my_id]) | |
return sum([num_my_tiles * 10000000, num_enemy_tiles * -100000, enemies_dist]) | |
NEIGHBOURS = {} | |
for i in range(30): | |
for j in range(20): | |
neighbours = [] | |
if i < 29: | |
neighbours.append((i + 1, j)) | |
if i > 0: | |
neighbours.append((i - 1, j)) | |
if j < 19: | |
neighbours.append((i, j + 1)) | |
if j > 0: | |
neighbours.append((i, j - 1)) | |
NEIGHBOURS[(i, j)] = neighbours | |
occupied = {} | |
while True: | |
n_players, my_id = [int(i) for i in input().split()] | |
curr_moves = [] | |
for i in range(n_players): | |
x0, y0, x1, y1 = [int(j) for j in input().split()] | |
occupied[(x0, y0)] = i | |
occupied[(x1, y1)] = i | |
curr_moves.append((x1, y1)) | |
for i, cm in enumerate(curr_moves): | |
if cm == (-1, -1): | |
occupied = {k: v for k, v in occupied.items() if v != i} | |
for p in range(n_players): | |
x1, y1 = curr_moves[p] | |
if p == my_id: | |
me = (x1, y1) | |
scores = [] | |
for neighbour in NEIGHBOURS[me]: | |
if neighbour not in occupied: | |
player_starts = [[x] for x in curr_moves.copy()] | |
player_starts[my_id] = [neighbour] | |
for i, cm in enumerate(curr_moves): | |
if cm == (-1, -1): | |
player_starts[i] = [] | |
score = get_score(player_starts) | |
scores.append((score, neighbour)) | |
best_score_move = sorted(scores, key=lambda x: x[0], reverse=True)[0] | |
print(move_to_dir(me, best_score_move[-1])) |
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