結果

問題 No.1266 7 Colors
ユーザー daut-dlang
提出日時 2020-10-23 22:51:09
言語 D
(dmd 2.109.1)
結果
AC  
実行時間 378 ms / 3,000 ms
コード長 3,351 bytes
コンパイル時間 842 ms
コンパイル使用メモリ 122,696 KB
実行使用メモリ 48,336 KB
最終ジャッジ日時 2024-06-22 09:45:47
合計ジャッジ時間 8,762 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 19
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

import std.stdio, std.conv, std.functional, std.string;
import std.algorithm, std.array, std.container, std.range, std.typecons;
import std.bigint, std.numeric, std.math, std.random;
import core.bitop;
string FMT_F = "%.10f";
static File _f;
void file_io(string fn) { _f = File(fn, "r"); }
static string[] s_rd;
T _RD(T = long)() { while(!s_rd.length) s_rd = readln.chomp.split; string res = s_rd[0]; s_rd.popFront; return res.to!T; }
T _RD(T = long)(File f) { while(!s_rd.length) s_rd = f.readln.chomp.split; string res = s_rd[0]; s_rd.popFront; return res.to!T; }
T[] _RDA(T = long)(T fix = 0) { auto r = readln.chomp.split.to!(T[]); r[] += fix; return r; }
T[] _RDA(T = long)(File f, T fix = 0) { auto r = f.readln.chomp.split.to!(T[]); r[] += fix; return r; }
T RD(T = long)() { if (_f.isOpen) return _RD!T(_f); else return _RD!T; }
T[] RDA(T = long)(T fix = 0) { if (_f.isOpen)  return _RDA!T(_f, fix); else return _RDA!T(fix); }
size_t[] MAKE_IDX(alias less = "a < b", Range)(Range range) { auto idx = new size_t[](range.length); makeIndex!(less)(range, idx); return idx;}
size_t MIN_POS(alias less = "a < b", Range)(Range range) { auto r = minPos!(less)(range); return range.length - r.length; }
void chmin(T)(ref T x, T y) { x = min(x, y); } void chmax(T)(ref T x, T y) { x = max(x, y); }
bool inside(T)(T x, T b, T e) { return x >= b && x < e; }
T lcm(T)(T x, T y) { return x * (y / gcd(x, y)); }
long mod = 10^^9 + 7;
//long mod = 998_244_353;
//long mod = 1_000_003;
void moda(T)(ref T x, T y) { x = (x + y) % mod; }
void mods(T)(ref T x, T y) { x = ((x + mod) - (y % mod)) % mod; }
void modm(T)(ref T x, T y) { x = (x * y) % mod; }
void modpow(T)(ref T x, T y) { if (!y) { x = 1; return; } auto t = x; x.modpow(y>>1); x.modm(x); if (y&1) x.modm(t); }
void modd(T)(ref T x, T y) { y.modpow(mod - 2); x.modm(y); }
struct UnionFind(T)
{
    void init(T n) { par = new T[](n); foreach (i; 0..n) par[i] = i; cnt = new T[](n); fill(cnt, 1); }
    T root(T i) { return par[i] == i ? i : (par[i] = root(par[i])); }
    bool same(T i, T j) { return root(i) == root(j); }
    void unite(T i, T j) { i = root(i); j = root(j); if (i == j) return; par[i] = j; cnt[j] += cnt[i]; }
    T size(T i) { return cnt[root(i)]; }
    T[] par, cnt;
}
void main()
{
    auto N = RD;
    auto M = RD;
    auto Q = RD;
    auto s = new char[][](N);
    foreach (i; 0..N)
        s[i] = RD!(char[]);
    UnionFind!long uf;
    uf.init(N*7);
    foreach (i; 0..N)
    {
        foreach (j; 0..7)
        {
            if (s[i][j] == '0') continue;
            auto k = (j+7-1) % 7;
            if (s[i][j] == s[i][k])
                uf.unite(i+j*N, i+k*N);
        }
    }
    auto edges = new long[][](N);
    foreach (i; 0..M)
    {
        auto u = RD-1;
        auto v = RD-1;
        edges[u] ~= v;
        edges[v] ~= u;
        foreach (j; 0..7)
        {
            if (s[u][j] == '1' && s[v][j] == '1')
            {
                uf.unite(u+j*N, v+j*N);
            }
        }
    }
    foreach (i; 0..Q)
    {
        auto num = RD;
        auto x = RD-1;
        auto y = RD-1;
        if (num == 1)
        {
            s[x][y] = '1';
            auto l = (y+7-1) % 7;
            auto r = (y+7+1) % 7;
            if (s[x][l] == '1')
                uf.unite(x+l*N, x+y*N);
            if (s[x][r] == '1')
                uf.unite(x+r*N, x+y*N);
            foreach (v; edges[x])
            {
                if (s[v][y] == '1')
                {
                    uf.unite(x+y*N, v+y*N);
                }
            }
        }
        else if (num == 2)
        {
            debug
            {
                long[] cnt;
                foreach (j; 0..N)
                    cnt ~= uf.size(j);
                writeln("cnt:", cnt);
            }
            writeln(uf.size(x));
        }
    }
    stdout.flush;
    debug readln;
}
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