#824671 (C++17) No.2160 みたりのDominator

提出ソース

結果

問題	No.2160 みたりのDominator
ユーザー	snuke
提出日時	2022-12-11 11:12:01
言語	C++17 (gcc 12.3.0 + boost 1.83.0)
結果	AC
実行時間	466 ms / 2,000 ms
コード長	4,931 bytes
コンパイル時間	2,630 ms
コンパイル使用メモリ	222,480 KB
実行使用メモリ	67,504 KB
最終ジャッジ日時	2024-10-15 08:35:03
合計ジャッジ時間	16,881 ms
ジャッジサーバーID （参考情報）	judge3 / judge5

このコードへのチャレンジ
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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	2 ms 5,248 KB
testcase_01	AC	117 ms 62,516 KB
testcase_02	AC	2 ms 5,248 KB
testcase_03	AC	2 ms 5,248 KB
testcase_04	AC	2 ms 5,248 KB
testcase_05	AC	2 ms 5,248 KB
testcase_06	AC	2 ms 5,248 KB
testcase_07	AC	2 ms 5,248 KB
testcase_08	AC	2 ms 5,248 KB
testcase_09	AC	2 ms 5,248 KB
testcase_10	AC	2 ms 5,248 KB
testcase_11	AC	2 ms 5,248 KB
testcase_12	AC	2 ms 5,248 KB
testcase_13	AC	2 ms 5,248 KB
testcase_14	AC	2 ms 5,248 KB
testcase_15	AC	2 ms 5,248 KB
testcase_16	AC	2 ms 5,248 KB
testcase_17	AC	2 ms 5,248 KB
testcase_18	AC	3 ms 5,248 KB
testcase_19	AC	2 ms 5,248 KB
testcase_20	AC	2 ms 5,248 KB
testcase_21	AC	2 ms 5,248 KB
testcase_22	AC	2 ms 5,248 KB
testcase_23	AC	2 ms 5,248 KB
testcase_24	AC	2 ms 5,248 KB
testcase_25	AC	2 ms 5,248 KB
testcase_26	AC	2 ms 5,248 KB
testcase_27	AC	3 ms 5,248 KB
testcase_28	AC	2 ms 5,248 KB
testcase_29	AC	2 ms 5,248 KB
testcase_30	AC	2 ms 5,248 KB
testcase_31	AC	2 ms 5,248 KB
testcase_32	AC	2 ms 5,248 KB
testcase_33	AC	2 ms 5,248 KB
testcase_34	AC	133 ms 67,504 KB
testcase_35	AC	2 ms 5,248 KB
testcase_36	AC	2 ms 5,248 KB
testcase_37	AC	2 ms 5,248 KB
testcase_38	AC	2 ms 5,248 KB
testcase_39	AC	2 ms 5,248 KB
testcase_40	AC	166 ms 55,972 KB
testcase_41	AC	154 ms 56,264 KB
testcase_42	AC	93 ms 34,972 KB
testcase_43	AC	126 ms 43,156 KB
testcase_44	AC	162 ms 54,460 KB
testcase_45	AC	163 ms 52,084 KB
testcase_46	AC	144 ms 49,476 KB
testcase_47	AC	78 ms 28,956 KB
testcase_48	AC	110 ms 34,904 KB
testcase_49	AC	132 ms 42,436 KB
testcase_50	AC	127 ms 42,556 KB
testcase_51	AC	105 ms 39,640 KB
testcase_52	AC	144 ms 51,592 KB
testcase_53	AC	161 ms 53,680 KB
testcase_54	AC	94 ms 34,172 KB
testcase_55	AC	388 ms 41,560 KB
testcase_56	AC	279 ms 36,892 KB
testcase_57	AC	326 ms 38,536 KB
testcase_58	AC	407 ms 52,872 KB
testcase_59	AC	371 ms 42,632 KB
testcase_60	AC	213 ms 54,684 KB
testcase_61	AC	398 ms 39,640 KB
testcase_62	AC	466 ms 54,936 KB
testcase_63	AC	417 ms 43,244 KB
testcase_64	AC	166 ms 43,488 KB
testcase_65	AC	199 ms 35,264 KB
testcase_66	AC	230 ms 29,868 KB
testcase_67	AC	228 ms 31,312 KB
testcase_68	AC	459 ms 48,296 KB
testcase_69	AC	315 ms 36,872 KB
testcase_70	AC	454 ms 49,348 KB
testcase_71	AC	148 ms 33,064 KB
testcase_72	AC	310 ms 49,344 KB
testcase_73	AC	432 ms 41,044 KB
testcase_74	AC	405 ms 38,552 KB
testcase_75	AC	53 ms 34,604 KB
testcase_76	AC	45 ms 28,128 KB
testcase_77	AC	238 ms 50,084 KB
testcase_78	AC	296 ms 50,616 KB
testcase_79	AC	34 ms 19,736 KB
testcase_80	AC	40 ms 22,356 KB
testcase_81	AC	72 ms 40,236 KB
testcase_82	AC	85 ms 42,944 KB
testcase_83	AC	115 ms 37,780 KB
61_evil_bias_nocross_01.txt	AC	164 ms 56,196 KB
61_evil_bias_nocross_02.txt	AC	151 ms 56,084 KB
61_evil_bias_nocross_03.txt	AC	90 ms 36,524 KB
61_evil_bias_nocross_04.txt	AC	121 ms 44,544 KB
61_evil_bias_nocross_05.txt	AC	163 ms 54,468 KB
61_evil_bias_nocross_06.txt	AC	160 ms 56,552 KB
61_evil_bias_nocross_07.txt	AC	103 ms 39,436 KB
61_evil_bias_nocross_08.txt	AC	145 ms 51,556 KB
61_evil_bias_nocross_09.txt	AC	151 ms 53,708 KB
61_evil_bias_nocross_10.txt	AC	92 ms 34,040 KB
61_evil_bias_nocross_11.txt	AC	123 ms 43,116 KB
61_evil_bias_nocross_12.txt	AC	144 ms 48,256 KB

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ソースコード

raw source code

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0; i < (n); ++i)
#define rep1(i,n) for(int i = 1; i <= (n); ++i)
#define drep(i,n) for(int i = (n)-1; i >= 0; --i)
#define srep(i,s,t) for (int i = s; i < (t); ++i)
#define rng(a) a.begin(),a.end()
#define rrng(a) a.rbegin(),a.rend()
#define fi first
#define se second
#define pb push_back
#define eb emplace_back
#define pob pop_back
#define sz(x) (int)(x).size()
#define pcnt __builtin_popcountll
#define snuke srand((unsigned)clock()+(unsigned)time(NULL));
#define newline puts("")
using namespace std;
template<typename T> using vc = vector<T>;
template<typename T> using vv = vc<vc<T>>;
template<typename T> using PQ = priority_queue<T,vc<T>,greater<T>>;
using uint = unsigned; using ull = unsigned long long;
using vi = vc<int>; using vvi = vv<int>; using vvvi = vv<vi>;
using ll = long long; using vl = vc<ll>; using vvl = vv<ll>; using vvvl = vv<vl>;
using P = pair<int,int>; using vp = vc<P>; using vvp = vv<P>;
int geti(){int x;scanf("%d",&x);return x;}
vi pm(int n, int s=0) { vi a(n); iota(rng(a),s); return a;}
template<typename T>istream& operator>>(istream&i,vc<T>&v){rep(j,sz(v))i>>v[j];return i;}
template<typename T>string join(const T&v,const string& d=""){stringstream s;rep(i,sz(v))(i?s<<d:s)<<v[i];return s.str();}
template<typename T>ostream& operator<<(ostream&o,const vc<T>&v){if(sz(v))o<<join(v," ");return o;}
template<typename T1,typename T2>istream& operator>>(istream&i,pair<T1,T2>&v){return i>>v.fi>>v.se;}
template<typename T1,typename T2>ostream& operator<<(ostream&o,const pair<T1,T2>&v){return o<<v.fi<<","<<v.se;}
template<typename T1,typename T2>void operator--(pair<T1,T2>&a,int){a.fi--;a.se--;}
template<typename T>void operator--(vc<T>&a,int){for(T&x:a)x--;}
template<typename T>void operator++(vc<T>&a,int){for(T&x:a)x++;}
template<typename T>void operator+=(vc<T>&a,T b){for(T&x:a)x+=b;}
template<typename T>void operator+=(vc<T>&a,const vc<T>&b){a.insert(a.end(),rng(b));}
template<typename T1,typename T2>bool mins(T1& x,const T2&y){if(x>y){x=y;return true;}else return false;}
template<typename T1,typename T2>bool maxs(T1& x,const T2&y){if(x<y){x=y;return true;}else return false;}
template<typename Tx, typename Ty>Tx dup(Tx x, Ty y){return (x+y-1)/y;}
template<typename T>ll suma(const vc<T>&a){ll res(0);for(auto&&x:a)res+=x;return res;}
template<typename T>ll suma(const vv<T>&a){ll res(0);for(auto&&x:a)res+=suma(x);return res;}
template<typename T>void uni(T& a){sort(rng(a)); a.erase(unique(rng(a)),a.end());}
template<typename T>void prepend(vc<T>&a,const T&x){a.insert(a.begin(),x);}
const double eps = 1e-10;
const ll LINF = 1001002003004005006ll;
const int INF = 1001001001;
#define dame { puts("-1"); return;}
#define yes { puts("Yes"); return;}
#define no { puts("No"); return;}
#define ret(x) { cout<<(x)<<endl; return;}
#define yn {puts("Yes");}else{puts("No");}
const int MX = 200005;

// SCC
// upstream is smaller id
struct scc {
  int n, k;
  vvi to, ot, d, gt; // to, rev_to, groups, group_to
  vi g, used, kv; // group, gomi, topo_ord
  scc(int n=0):n(n),to(n),ot(n){}
  int inc() { to.pb(vi()); ot.pb(vi()); return n++;}
  void add(int a, int b) { to[a].pb(b); ot[b].pb(a);}
  void dfs(int v) {
    if (used[v]) return;
    used[v] = 1;
    rep(i,sz(to[v])) dfs(to[v][i]);
    kv[--k] = v;
  }
  void rfs(int v) {
    if (g[v] != -1) return;
    g[v] = k; d[k].pb(v);
    rep(i,sz(ot[v])) rfs(ot[v][i]);
  }
  void init() {
    k = n;
    used = kv = vi(n);
    g = vi(n,-1);
    rep(i,n) dfs(i);
    rep(i,n) if (g[kv[i]] == -1)  {
      d.pb(vi());
      rfs(kv[i]);
      k++;
    }
  }
};
//

struct Solver {
  void solve() {
    vi n(3); int m;
    cin>>n>>m;
    int sv = suma(n), tv = sv+1;
    scc g(tv+1);
    {
      int v = 0;
      rep(i,3) {
        int p = sv;
        rep(j,n[i]) {
          g.add(p,v);
          p = v; v++;
        }
        g.add(p,tv);
      }
    }
    rep(i,m) {
      int a,b;
      scanf("%d%d",&a,&b);
      --a; --b;
      g.add(a,b);
      g.add(b,a);
    }
    g.init();

    vvi a(3);
    {
      int v = 0;
      rep(i,3) {
        a[i].pb(g.g[sv]);
        rep(j,n[i]) {
          a[i].pb(g.g[v]);
          v++;
        }
        a[i].pb(g.g[tv]);
        uni(a[i]);
      }
    }

    ll ans = 0;
    vl dp(8);
    dp[0] = 1;
    {
      vi as;
      rep(i,3) as += a[i];
      uni(as); as.pob();
      vi is(3);
      for (int na : as) {
        int x = 0;
        rep(i,3) if (a[i][is[i]] == na) {
          is[i]++; x |= 1<<i;
        }
        drep(s,8) {
          if (s&x) {
            if ((s&x) != x) dp[s] = 0;
          } else {
            for (int t = x; t; t = (t-1)&x) dp[s|t] += dp[s];
          }
        }
      }
      ans = dp[7];
    }

    cout<<ans<<endl;
  }
};

int main() {
  // cin.tie(nullptr); ios::sync_with_stdio(false);
  int ts = 1;
  // scanf("%d",&ts);
  rep1(ti,ts) {
    Solver solver;
    solver.solve();
  }
  return 0;
}

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結果

テストケース

ソースコード