結果
問題 | No.2696 Sign Creation |
ユーザー | yansi819 |
提出日時 | 2024-06-01 14:05:49 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 340 ms / 2,500 ms |
コード長 | 2,493 bytes |
コンパイル時間 | 268 ms |
コンパイル使用メモリ | 82,456 KB |
実行使用メモリ | 88,496 KB |
最終ジャッジ日時 | 2024-06-01 14:06:04 |
合計ジャッジ時間 | 7,118 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
(要ログイン)
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 | 44 ms
60,356 KB |
testcase_01 | AC | 45 ms
59,724 KB |
testcase_02 | AC | 41 ms
54,192 KB |
testcase_03 | AC | 49 ms
60,728 KB |
testcase_04 | AC | 42 ms
54,676 KB |
testcase_05 | AC | 47 ms
61,076 KB |
testcase_06 | AC | 42 ms
54,260 KB |
testcase_07 | AC | 40 ms
53,604 KB |
testcase_08 | AC | 107 ms
77,048 KB |
testcase_09 | AC | 56 ms
65,800 KB |
testcase_10 | AC | 120 ms
77,444 KB |
testcase_11 | AC | 69 ms
69,972 KB |
testcase_12 | AC | 68 ms
68,776 KB |
testcase_13 | AC | 335 ms
82,688 KB |
testcase_14 | AC | 260 ms
84,308 KB |
testcase_15 | AC | 223 ms
79,816 KB |
testcase_16 | AC | 340 ms
80,812 KB |
testcase_17 | AC | 138 ms
82,016 KB |
testcase_18 | AC | 180 ms
82,344 KB |
testcase_19 | AC | 238 ms
81,812 KB |
testcase_20 | AC | 75 ms
72,120 KB |
testcase_21 | AC | 238 ms
81,184 KB |
testcase_22 | AC | 260 ms
82,960 KB |
testcase_23 | AC | 259 ms
83,400 KB |
testcase_24 | AC | 232 ms
82,676 KB |
testcase_25 | AC | 275 ms
83,936 KB |
testcase_26 | AC | 164 ms
83,616 KB |
testcase_27 | AC | 233 ms
82,824 KB |
testcase_28 | AC | 204 ms
83,324 KB |
testcase_29 | AC | 170 ms
82,300 KB |
testcase_30 | AC | 183 ms
83,728 KB |
testcase_31 | AC | 303 ms
88,496 KB |
testcase_32 | AC | 44 ms
60,268 KB |
testcase_33 | AC | 51 ms
64,016 KB |
testcase_34 | AC | 48 ms
60,764 KB |
testcase_35 | AC | 58 ms
54,112 KB |
testcase_36 | AC | 39 ms
53,480 KB |
testcase_37 | AC | 38 ms
53,032 KB |
testcase_38 | AC | 39 ms
53,308 KB |
testcase_39 | AC | 40 ms
52,956 KB |
testcase_40 | AC | 39 ms
53,064 KB |
ソースコード
class DSU: def __init__(self, n): self._n = n self.parent_or_size = [-1] * n def merge(self, a, b): assert 0 <= a < self._n assert 0 <= b < self._n x, y = self.leader(a), self.leader(b) if x == y: return x if -self.parent_or_size[x] < -self.parent_or_size[y]: x, y = y, x self.parent_or_size[x] += self.parent_or_size[y] self.parent_or_size[y] = x return x def same(self, a, b): assert 0 <= a < self._n assert 0 <= b < self._n return self.leader(a) == self.leader(b) def leader(self, a): assert 0 <= a < self._n if self.parent_or_size[a] < 0: return a self.parent_or_size[a] = self.leader(self.parent_or_size[a]) return self.parent_or_size[a] def size(self, a): assert 0 <= a < self._n return -self.parent_or_size[self.leader(a)] def groups(self): leader_buf = [self.leader(i) for i in range(self._n)] result = [[] for _ in range(self._n)] for i in range(self._n): result[leader_buf[i]].append(i) return [r for r in result if r != []] H, W, N, D = map(int, input().split()) A = [[-1] * W for _ in range(H)] for i in range(N): h, w = map(int, input().split()) h -= 1; w -= 1 A[h][w] = i B = [] for i in range(-D, D + 1): for j in range(-D, D + 1): if abs(i) + abs(j) > D: continue if i == 0 and j == 0: continue B.append((i, j)) uf = DSU(N) for i in range(H): for j in range(W): if A[i][j] == -1: continue for di, dj in B: ni = i + di nj = j + dj if 0 > ni or ni >= H or 0 > nj or nj >= W or A[ni][nj] == -1: continue uf.merge(A[i][j], A[ni][nj]) cnt = 0 for g in uf.groups(): if len(g) >= 2: cnt += 1 ans = [] for i in range(H): for j in range(W): if A[i][j] != -1: continue DD, EE = set(), set() for di, dj in B: ni = i + di nj = j + dj if 0 > ni or ni >= H or 0 > nj or nj >= W or A[ni][nj] == -1: continue ld = uf.leader(A[ni][nj]) if uf.size(ld) == 1: EE.add(ld) else: DD.add(ld) if len(EE) == 0: if len(DD) == 0: ans.append(cnt) else: ans.append(cnt - len(DD) + 1) else: ans.append(cnt - len(DD) + 1) print(min(ans), max(ans))