| 1 | """The starter brain, in the Gomocup protocol (START, BEGIN, TURN, BOARD, END on stdin; "x,y" on stdout): win if it can, |
| 2 | else block a five, else a random point next to the stones. Copy it into routes/<your route>/bot.py and make it better.""" |
| 3 | import random, sys |
| 4 | |
| 5 | N, board, me = 15, {}, 1 |
| 6 | D = [(1, 0), (0, 1), (1, 1), (1, -1)] |
| 7 | |
| 8 | |
| 9 | def five(x, y, c): |
| 10 | for dx, dy in D: |
| 11 | n = 1 |
| 12 | for s in (1, -1): |
| 13 | i = 1 |
| 14 | while board.get((x + s * i * dx, y + s * i * dy)) == c: |
| 15 | n += 1; i += 1 |
| 16 | if n == 5: |
| 17 | return True |
| 18 | return False |
| 19 | |
| 20 | |
| 21 | def move(): |
| 22 | empty = [(x, y) for x in range(N) for y in range(N) if (x, y) not in board] |
| 23 | near = [p for p in empty if any((p[0] + a, p[1] + b) in board for a in (-1, 0, 1) for b in (-1, 0, 1))] or [(N // 2, N // 2)] |
| 24 | for c in (me, 3 - me): |
| 25 | for p in near: |
| 26 | if five(*p, c): |
| 27 | return p |
| 28 | return random.choice(near) |
| 29 | |
| 30 | |
| 31 | def play(): |
| 32 | x, y = move(); board[(x, y)] = me |
| 33 | print(f'{x},{y}', flush=True) |
| 34 | |
| 35 | |
| 36 | random.seed(int(sys.argv[1]) if len(sys.argv) > 1 else 0) |
| 37 | for line in sys.stdin: |
| 38 | cmd, _, arg = line.strip().partition(' ') |
| 39 | cmd = cmd.upper() |
| 40 | if cmd == 'START': |
| 41 | N = int(arg); board.clear(); print('OK', flush=True) |
| 42 | elif cmd == 'BEGIN': |
| 43 | play() |
| 44 | elif cmd == 'TURN': |
| 45 | x, y = map(int, arg.split(',')); board[(x, y)] = 2; play() |
| 46 | elif cmd == 'RESTART': |
| 47 | board.clear(); print('OK', flush=True) |
| 48 | elif cmd == 'BOARD': |
| 49 | board.clear() |
| 50 | for l in sys.stdin: |
| 51 | if l.strip().upper() == 'DONE': |
| 52 | break |
| 53 | x, y, f = map(int, l.split(',')); board[(x, y)] = 1 if f == 1 else 2 |
| 54 | play() |
| 55 | elif cmd == 'ABOUT': |
| 56 | print('name="starter", version="0.1", author="shoal-games"', flush=True) |
| 57 | elif cmd == 'END': |
| 58 | break |
| 59 | elif cmd != 'INFO': |
| 60 | print('UNKNOWN', flush=True) |
