結果
問題 | No.1266 7 Colors |
ユーザー | nagiss |
提出日時 | 2020-10-24 03:49:21 |
言語 | Python3 (3.12.2 + numpy 1.26.4 + scipy 1.12.0) |
結果 |
AC
|
実行時間 | 1,451 ms / 3,000 ms |
コード長 | 2,170 bytes |
コンパイル時間 | 88 ms |
コンパイル使用メモリ | 13,056 KB |
実行使用メモリ | 41,288 KB |
最終ジャッジ日時 | 2024-07-21 14:52:39 |
合計ジャッジ時間 | 21,285 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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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 | 30 ms
11,008 KB |
testcase_01 | AC | 33 ms
11,008 KB |
testcase_02 | AC | 32 ms
11,008 KB |
testcase_03 | AC | 887 ms
28,672 KB |
testcase_04 | AC | 1,043 ms
36,456 KB |
testcase_05 | AC | 874 ms
28,928 KB |
testcase_06 | AC | 1,087 ms
37,732 KB |
testcase_07 | AC | 1,138 ms
40,056 KB |
testcase_08 | AC | 1,070 ms
36,496 KB |
testcase_09 | AC | 987 ms
33,460 KB |
testcase_10 | AC | 959 ms
32,128 KB |
testcase_11 | AC | 902 ms
29,568 KB |
testcase_12 | AC | 923 ms
29,952 KB |
testcase_13 | AC | 933 ms
31,104 KB |
testcase_14 | AC | 886 ms
28,672 KB |
testcase_15 | AC | 1,141 ms
40,572 KB |
testcase_16 | AC | 943 ms
30,336 KB |
testcase_17 | AC | 1,130 ms
39,448 KB |
testcase_18 | AC | 1,409 ms
41,288 KB |
testcase_19 | AC | 1,437 ms
33,732 KB |
testcase_20 | AC | 1,451 ms
33,768 KB |
testcase_21 | AC | 343 ms
24,192 KB |
ソースコード
import sys class UnionFind: def __init__(self, N): p = [-1] * N def root(x): while p[x] >= 0: x = p[x] return x def same(x, y): return root(x) == root(y) def unite(x, y): x = root(x) y = root(y) if x == y: return if p[x] > p[y]: p[y] += p[x] p[x] = y else: p[x] += p[y] p[y] = x def count(x): return -p[root(x)] self.root = root self.same = same self.unite = unite self.count = count def main(): input = sys.stdin.buffer.readline N, M, Q = map(int, input().split()) S = [int(input(), 2) for _ in range(N)] G = [[] for _ in range(N)] for i in range(M): u, v = map(int, input().split()) u -= 1 v -= 1 G[u].append(v) G[v].append(u) uf = UnionFind(7 * N) for v, s in enumerate(S): ones = [i for i in range(7) if s>>(6-i)&1] v_offset = 7 * v if len(ones) >= 2: for o1, o2 in zip(ones, ones[1:]): if o1 + 1 == o2: uf.unite(v_offset+o1, v_offset+o2) if ones[0] == 0 and ones[-1] == 6: uf.unite(v_offset, v_offset+6) for u in G[v]: for o in ones: if S[u]>>(6-o)&1: uf.unite(v_offset+o, u*7+o) Ans = [] for _ in range(Q): t, x, y = map(int, input().split()) x -= 1 if t == 1: v_offset = x * 7 d = 7-y S[x] |= 1 << d v = v_offset + (y-1) d2 = (d-1)%7 if S[x] >> d2 & 1: uf.unite(v, v_offset+y%7) d2 = (d+1)%7 if S[x] >> d2 & 1: uf.unite(v, v_offset+(y-2)%7) for u in G[x]: if S[u]>>d&1: u = u * 7 + y-1 uf.unite(v, u) else: ans = uf.count(x*7) Ans.append(ans) print("\n".join(map(str, Ans))) main()