結果

問題 No.1266 7 Colors
ユーザー terasa
提出日時 2022-06-11 16:02:24
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 942 ms / 3,000 ms
コード長 2,557 bytes
コンパイル時間 148 ms
コンパイル使用メモリ 82,196 KB
実行使用メモリ 116,580 KB
最終ジャッジ日時 2024-09-22 03:14:45
合計ジャッジ時間 16,888 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge3
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ファイルパターン 結果
sample AC * 3
other AC * 19
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ソースコード

diff #
プレゼンテーションモードにする

import sys
import pypyjit
import itertools
import heapq
import math
from collections import deque, defaultdict
import bisect
input = sys.stdin.readline
sys.setrecursionlimit(10 ** 6)
pypyjit.set_param('max_unroll_recursion=-1')
def index_lt(a, x):
    'return largest index s.t. A[i] < x or -1 if it does not exist'
    return bisect.bisect_left(a, x) - 1
def index_le(a, x):
    'return largest index s.t. A[i] <= x or -1 if it does not exist'
    return bisect.bisect_right(a, x) - 1
def index_gt(a, x):
    'return smallest index s.t. A[i] > x or len(a) if it does not exist'
    return bisect.bisect_right(a, x)
def index_ge(a, x):
    'return smallest index s.t. A[i] >= x or len(a) if it does not exist'
    return bisect.bisect_left(a, x)
class UnionFind:
    def __init__(self, N):
        self.N = N
        self.par = [-1] * N
    def find(self, x):
        if self.par[x] < 0:
            return x
        else:
            self.par[x] = self.find(self.par[x])
            return self.par[x]
    def unite(self, x, y):
        x = self.find(x)
        y = self.find(y)
        if x == y:
            return False
        if x > y:
            x, y = y, x
        self.par[x] += self.par[y]
        self.par[y] = x
        return True
    def same(self, x, y):
        return self.find(x) == self.find(y)
    def size(self, x):
        return -self.par[self.find(x)]
    def roots(self):
        return [i for i in range(self.N) if self.par[i] < 0]
    def members(self, x):
        p = self.find(x)
        return [i for i in range(self.N) if self.find(i) == p]
def h(i, j):
    return i * 7 + j
N, M, Q = map(int, input().split())
S = [[int(c) for c in input()[:-1]] for _ in range(N)]
uf = UnionFind(7 * N)
A = list(range(7))
B = list(range(1, 7)) + [0]
for i in range(N):
    s = S[i]
    for a, b in zip(A, B):
        if s[a] * s[b] > 0:
            uf.unite(h(i, a), h(i, b))
E = [[] for _ in range(N)]
for _ in range(M):
    u, v = map(int, input().split())
    u -= 1
    v -= 1
    E[u].append(v)
    E[v].append(u)
    for j in range(7):
        if S[u][j] * S[v][j] > 0:
            uf.unite(h(u, j), h(v, j))
for _ in range(Q):
    t, x, y = map(int, input().split())
    x -= 1
    y -= 1
    if t == 1:
        S[x][y] = 1
        pre = (y - 1) % 7
        nxt = (y + 1) % 7
        for j in [pre, nxt]:
            if S[x][j] > 0:
                uf.unite(h(x, y), h(x, j))
        for d in E[x]:
            if S[d][y]:
                uf.unite(h(x, y), h(d, y))
    else:
        print(uf.size(h(x, 0)))
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