結果
問題 | No.367 ナイトの転身 |
ユーザー | zombietan |
提出日時 | 2016-06-19 15:54:01 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 242 ms / 2,000 ms |
コード長 | 1,873 bytes |
コンパイル時間 | 315 ms |
コンパイル使用メモリ | 82,432 KB |
実行使用メモリ | 95,772 KB |
最終ジャッジ日時 | 2024-10-11 05:21:39 |
合計ジャッジ時間 | 3,698 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 53 ms
54,016 KB |
testcase_01 | AC | 50 ms
53,760 KB |
testcase_02 | AC | 48 ms
54,016 KB |
testcase_03 | AC | 50 ms
54,144 KB |
testcase_04 | AC | 52 ms
54,144 KB |
testcase_05 | AC | 50 ms
54,016 KB |
testcase_06 | AC | 57 ms
56,704 KB |
testcase_07 | AC | 49 ms
54,016 KB |
testcase_08 | AC | 49 ms
53,888 KB |
testcase_09 | AC | 48 ms
54,144 KB |
testcase_10 | AC | 209 ms
93,312 KB |
testcase_11 | AC | 242 ms
95,772 KB |
testcase_12 | AC | 136 ms
82,816 KB |
testcase_13 | AC | 144 ms
82,560 KB |
testcase_14 | AC | 170 ms
83,324 KB |
testcase_15 | AC | 105 ms
76,800 KB |
testcase_16 | AC | 172 ms
82,560 KB |
testcase_17 | AC | 117 ms
77,312 KB |
testcase_18 | AC | 140 ms
77,312 KB |
testcase_19 | AC | 120 ms
78,080 KB |
testcase_20 | AC | 92 ms
74,880 KB |
testcase_21 | AC | 129 ms
77,952 KB |
testcase_22 | AC | 51 ms
54,272 KB |
testcase_23 | AC | 71 ms
66,432 KB |
testcase_24 | AC | 92 ms
73,344 KB |
testcase_25 | AC | 88 ms
72,576 KB |
testcase_26 | AC | 63 ms
63,360 KB |
ソースコード
from collections import deque H, W = map(int, input().split()) board = [list(input()) for _ in range(H)] n_move = [(-2, -1),(-2, 1),(-1, -2),(-1, 2),(1, -2),(1, 2),(2, -1),(2, 1)] b_move = [(-1, 1),(-1, -1),(1, 1),(1, -1)] n_reached = [[0 for _ in range(W)] for __ in range(H)] b_reached = [[0 for _ in range(W)] for __ in range(H)] for x in range(W): for y in range(H): if board[y][x] == 'S': start = (x, y) class Piece: def __init__(self, state, style, step): self.state = state self.style = style self.step = step def BFS(s): q = deque() q.append(Piece(s, 'knight', 0)) while q: current = q.popleft() x, y = current.state form = current.style count = current.step if board[y][x] == 'G': return count if form == 'knight': for j, k in n_move: nx, ny = x + j, y + k if 0 > nx or nx > W-1 or 0 > ny or ny > H-1: continue if n_reached[ny][nx] == 1: continue n_reached[ny][nx] = 1 if board[ny][nx] == 'R': nform = 'bishop' else: nform = 'knight' p = Piece((nx, ny), nform, count+1) q.append(p) else: for n, m in b_move: nx, ny = x + n, y + m if 0 > nx or nx > W-1 or 0 > ny or ny > H-1: continue if b_reached[ny][nx] == 1: continue b_reached[ny][nx] = 1 if board[ny][nx] == 'R': nform = 'knight' else: nform = 'bishop' p = Piece((nx, ny), nform, count+1) q.append(p) return -1 print(BFS(start))