結果
問題 | No.2780 The Bottle Imp |
ユーザー | akiaa11 |
提出日時 | 2024-06-12 16:39:06 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 92 ms / 2,000 ms |
コード長 | 4,223 bytes |
コンパイル時間 | 5,261 ms |
コンパイル使用メモリ | 277,704 KB |
実行使用メモリ | 42,640 KB |
最終ジャッジ日時 | 2024-06-12 16:39:15 |
合計ジャッジ時間 | 8,250 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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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
6,812 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 1 ms
6,944 KB |
testcase_06 | AC | 2 ms
6,940 KB |
testcase_07 | AC | 42 ms
13,476 KB |
testcase_08 | AC | 42 ms
13,612 KB |
testcase_09 | AC | 43 ms
13,484 KB |
testcase_10 | AC | 43 ms
13,360 KB |
testcase_11 | AC | 43 ms
13,488 KB |
testcase_12 | AC | 92 ms
23,712 KB |
testcase_13 | AC | 85 ms
23,576 KB |
testcase_14 | AC | 17 ms
7,060 KB |
testcase_15 | AC | 17 ms
7,068 KB |
testcase_16 | AC | 17 ms
6,940 KB |
testcase_17 | AC | 18 ms
7,060 KB |
testcase_18 | AC | 17 ms
7,060 KB |
testcase_19 | AC | 17 ms
7,064 KB |
testcase_20 | AC | 17 ms
6,944 KB |
testcase_21 | AC | 17 ms
6,948 KB |
testcase_22 | AC | 14 ms
6,976 KB |
testcase_23 | AC | 17 ms
7,116 KB |
testcase_24 | AC | 33 ms
11,728 KB |
testcase_25 | AC | 62 ms
17,916 KB |
testcase_26 | AC | 25 ms
10,116 KB |
testcase_27 | AC | 19 ms
8,680 KB |
testcase_28 | AC | 19 ms
8,740 KB |
testcase_29 | AC | 26 ms
14,040 KB |
testcase_30 | AC | 22 ms
11,924 KB |
testcase_31 | AC | 34 ms
14,636 KB |
testcase_32 | AC | 11 ms
6,944 KB |
testcase_33 | AC | 49 ms
31,448 KB |
testcase_34 | AC | 74 ms
42,640 KB |
testcase_35 | AC | 9 ms
6,940 KB |
testcase_36 | AC | 2 ms
6,940 KB |
testcase_37 | AC | 2 ms
6,940 KB |
testcase_38 | AC | 9 ms
6,944 KB |
testcase_39 | AC | 32 ms
17,292 KB |
testcase_40 | AC | 33 ms
17,256 KB |
testcase_41 | AC | 33 ms
17,168 KB |
testcase_42 | AC | 2 ms
6,940 KB |
testcase_43 | AC | 2 ms
6,944 KB |
ソースコード
#include <bits/stdc++.h> #include <atcoder/all> #pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #define SELECTER(_1,_2,_3,SELECT,...) SELECT #define rep1(i,n) for(int i=0;i<(int)n;++i) #define rep2(i,a,n) for(int i=(int)a;i<(int)n;++i) #define rep(...) SELECTER(__VA_ARGS__,rep2,rep1)(__VA_ARGS__) #define RSELECTER(_1, _2, _3, RSELECT, ...) RSELECT #define rrep1(i,n) for(int i=(int)(n)-1;i>=0;--i) #define rrep2(i,a,n) for(int i=(int)(n)-1;i>=(int)a;--i) #define rrep(...) RSELECTER(__VA_ARGS__, rrep2, rrep1)(__VA_ARGS__) #define all(a) a.begin(),a.end() #define rall(a) a.rbegin(),a.rend() #define fi first #define se second #define PrintR LogOutput #ifdef _DEBUG #define Log(...) LogOutput(__VA_ARGS__) #else #define Log(...) #endif #define M_PI 3.14159265358979323846 using namespace std; using namespace atcoder; using ll=long long; using ld=long double; using pii=pair<int,int>; using pll=pair<long long,long long>; using pdd=pair<long double,long double>; using tp=tuple<int,int,int>; using tpll=tuple<ll,ll,ll>; using veci=vector<int>; using vecpii=vector<pair<int,int>>; using vecll=vector<long long>; using vecpll=vector<pair<long long,long long>>; using vecpdd=vector<pair<long double,long double>>; using vecs=vector<string>; using vecb=vector<bool>; using vecd=vector<long double>; using vectp=vector<tp>; using vectpll=vector<tpll>; using mint=modint998244353; using mint10=modint1000000007; template<typename T, typename S> istream& operator>>(istream& in, pair<T, S>& a){return in >> a.first >> a.second;} template<typename T, typename S> ostream& operator<<(ostream& out, const pair<T, S>& a){return out << a.first << ' ' << a.second;} ostream& operator<<(ostream& out, const mint& a){return out << a.val();} ostream& operator<<(ostream& out, const mint10& a){return out << a.val();} ostream& operator<<(ostream& out, const modint& a){return out << a.val();} template<typename T> ostream& operator<<(ostream& out, const vector<T>& d){for(int i = 0 ; i < d.size() ; ++i) out << d[i] << (i == d.size() - 1 ? "" : " "); return out;} template<typename T, typename S> pair<T, S> operator+(const pair<T, S>& a, const pair<T, S>& b){return {a.fi + b.fi, a.se + b.se};} template<typename T, typename S> pair<T, S> operator-(const pair<T, S>& a, const pair<T, S>& b){return {a.fi - b.fi, a.se - b.se};} template<class T> inline bool chmax(T& a,T b){if(a<b) {a=b;return true;} return false;} template<class T> inline bool chmin(T& a,T b){if(a>b) {a=b;return true;} return false;} bool Judge(int i, int j, int h, int w){return i < 0 || j < 0 || i >= h || j >= w;} bool PrintA(int i){cout<<(i ? "Yes" : "No")<<endl;return i;} constexpr ll INF=numeric_limits<ll>::max() >> 2; constexpr int inf=numeric_limits<int>::max() >> 1; constexpr ll MOD=998244353; const int vi[] = {0, 1, 0, -1}, vj[] = {1, 0, -1, 0}; template<typename... Args> void LogOutput(Args&&... args){ stringstream ss; ((ss << args << ' '), ...); cout << ss.str().substr(0, ss.str().length() - 1) << endl; } template<typename T> void LogOutput(vector<vector<T>>& data){for(auto d : data) LogOutput(d);} int main(){ ios::sync_with_stdio(false); std::cin.tie(nullptr); int n;cin>>n; scc_graph g(n); vector<veci> g2(n); rep(i, n){ int k;cin>>k; rep(j, k){ int b;cin>>b; g.add_edge(i, b - 1); g2[i].push_back(b - 1); } } auto r = g.scc(); dsu t(n); rep(i, r.size()) rep(j, 1, r[i].size()) t.merge(r[i][j], r[i][j - 1]); vector<veci> g3(n), g4(n); rep(i, r.size() - 1){ for(auto v : r[i]) for(auto nv : g2[v]) if(!t.same(v, nv)){ g3[t.leader(v)].push_back(t.leader(nv)); g4[t.leader(nv)].push_back(t.leader(v)); } } veci dist(n, -1); dist[t.leader(r.back()[0])] = 0; queue<int> q; q.push(t.leader(r.back()[0])); while(q.size()){ auto v = q.front(); q.pop(); for(auto nv : g4[v]) if(dist[nv] == -1){ dist[nv] = dist[v] + 1; q.push(nv); } } int v = 0; veci used(n); auto dfs = [&](auto f, int v) -> void{ int mx = -1, t; for(auto nv: g3[v]) if(chmax(mx, dist[nv])) t = nv; used[v] = 1; if(mx == -1) return; f(f, t); }; dfs(dfs, t.leader(0)); int u = 1; rep(i, n) u &= used[t.leader(i)]; cout<<(u ? "Yes" : "No")<<endl; }