結果
問題 | No.1266 7 Colors |
ユーザー |
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提出日時 | 2020-10-23 23:33:05 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 142 ms / 3,000 ms |
コード長 | 4,203 bytes |
コンパイル時間 | 2,256 ms |
コンパイル使用メモリ | 205,244 KB |
最終ジャッジ日時 | 2025-01-15 14:09:56 |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 19 |
ソースコード
#include <bits/stdc++.h>using namespace std;#define REP(i,n) for(ll i=0;i<(ll)n;i++)#define dump(x) cerr << "Line " << __LINE__ << ": " << #x << " = " << (x) << "\n";#define spa << " " <<#define fi first#define se second#define ALL(a) (a).begin(),(a).end()#define ALLR(a) (a).rbegin(),(a).rend()using ld = long double;using ll = long long;using ull = unsigned long long;using pii = pair<int, int>;using pll = pair<ll, ll>;using pdd = pair<ld, ld>;template<typename T> using V = vector<T>;template<typename T> using P = pair<T, T>;template<typename T> vector<T> make_vec(size_t n, T a) { return vector<T>(n, a); }template<typename... Ts> auto make_vec(size_t n, Ts... ts) { return vector<decltype(make_vec(ts...))>(n, make_vec(ts...)); }template<class S, class T> ostream& operator << (ostream& os, const pair<S, T> v){os << "(" << v.first << ", " << v.second << ")"; return os;}template<typename T> ostream& operator<<(ostream &os, const vector<T> &v) { for (auto &e : v) os << e << ' '; return os; }template<class T> ostream& operator<<(ostream& os, const vector<vector<T>> &v){ for(auto &e : v){os << e << "\n";} return os;}struct fast_ios { fast_ios(){ cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(20); }; } fast_ios_;template <class T> void UNIQUE(vector<T> &x) {sort(ALL(x));x.erase(unique(ALL(x)), x.end());}template<class T> bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }template<class T> bool chmin(T &a, const T &b) { if (a>b) { a=b; return 1; } return 0; }void fail() { cout << -1 << '\n'; exit(0); }inline int popcount(const int x) { return __builtin_popcount(x); }inline int popcount(const ll x) { return __builtin_popcountll(x); }template<typename T> void debug(vector<vector<T>>&v,ll h,ll w){for(ll i=0;i<h;i++){cerr<<v[i][0];for(ll j=1;j<w;j++)cerr spa v[i][j];cerr<<"\n";}};template<typename T> void debug(vector<T>&v,ll n){if(n!=0)cerr<<v[0];for(ll i=1;i<n;i++)cerr spa v[i];cerr<<"\n";};const ll INF = (1ll<<62);// const ld EPS = 1e-10;// const ld PI = acos(-1.0);const ll mod = (int)1e9 + 7;//const ll mod = 998244353;// par[i] ·は,iがrootなら-(連結成分のサイズ)を,iがrootではないならばrootを返す// root(x) は必ずroot を返すstruct UnionFindSize {vector<int> par;UnionFindSize(int n) : par(n, -1) { }void init(int n) { par.assign(n, -1); }int root(int x) {if (par[x] < 0) return x;else return par[x] = root(par[x]);}bool issame(int x, int y) {return root(x) == root(y);}bool merge(int x, int y) {x = root(x); y = root(y);if (x == y) return false;if (par[x] > par[y]) swap(x, y); // merge techniquepar[x] += par[y];par[y] = x;return true;}int size(int x) {return -par[root(x)];}void print(){cout << "uf: ";for(int i=0;i<(int)par.size();i++) cout << root(i) << " ";cout << endl;}};int main(){ll N, M, Q;cin >> N >> M >> Q;V<string> s(N);REP(i, N) cin >> s[i];UnionFindSize uf(7*N);V<V<ll>> G(N);REP(i, N){REP(j, 7){ll next = (j+1)%7;if(s[i][j] == '1' and s[i][next] == '1'){uf.merge(7*i+j, 7*i+next);}}}REP(i, M){ll u, v;cin >> u >> v;u--, v--;G[u].push_back(v);G[v].push_back(u);REP(j, 7){if(s[u][j] == '1' and s[v][j] == '1'){uf.merge(7*u+j, 7*v+j);}}}REP(q, Q){ll t, x, y;cin >> t >> x >> y;x--, y--;if(t==1){s[x][y] = '1';V<ll> tos = {(y+1)%7, (y+6)%7};for(auto to: tos){if(s[x][to] == '1') uf.merge(7*x+y, 7*x+to);}for(auto next: G[x]){if(s[next][y] == '1'){uf.merge(7*x+y, 7*next+y);}}}else{cout << uf.size(7*x) << "\n";}}return 0;}