結果
問題 | No.2910 単体ホモロジー入門 |
ユーザー | ルク |
提出日時 | 2024-10-04 21:50:18 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 5,476 bytes |
コンパイル時間 | 6,068 ms |
コンパイル使用メモリ | 316,008 KB |
実行使用メモリ | 6,824 KB |
最終ジャッジ日時 | 2024-10-04 21:50:26 |
合計ジャッジ時間 | 7,474 ms |
ジャッジサーバーID (参考情報) |
judge4 / 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
6,820 KB |
testcase_01 | AC | 2 ms
6,816 KB |
testcase_02 | AC | 2 ms
6,820 KB |
testcase_03 | AC | 2 ms
6,816 KB |
testcase_04 | AC | 1 ms
6,820 KB |
testcase_05 | AC | 2 ms
6,820 KB |
testcase_06 | AC | 2 ms
6,816 KB |
testcase_07 | AC | 2 ms
6,820 KB |
testcase_08 | AC | 2 ms
6,816 KB |
testcase_09 | AC | 2 ms
6,816 KB |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | AC | 2 ms
6,820 KB |
testcase_24 | AC | 1 ms
6,820 KB |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | AC | 2 ms
6,816 KB |
testcase_28 | AC | 2 ms
6,820 KB |
testcase_29 | WA | - |
testcase_30 | AC | 2 ms
6,820 KB |
testcase_31 | AC | 1 ms
6,820 KB |
testcase_32 | WA | - |
testcase_33 | AC | 1 ms
6,816 KB |
testcase_34 | AC | 2 ms
6,816 KB |
testcase_35 | AC | 2 ms
6,820 KB |
testcase_36 | AC | 2 ms
6,816 KB |
testcase_37 | AC | 2 ms
6,820 KB |
testcase_38 | AC | 1 ms
6,816 KB |
testcase_39 | AC | 2 ms
6,816 KB |
testcase_40 | WA | - |
testcase_41 | AC | 1 ms
6,820 KB |
testcase_42 | AC | 2 ms
6,816 KB |
testcase_43 | AC | 1 ms
6,820 KB |
testcase_44 | AC | 2 ms
6,820 KB |
testcase_45 | WA | - |
testcase_46 | AC | 2 ms
6,816 KB |
ソースコード
#pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include <bits/stdc++.h> #if __has_include(<atcoder/all>) #include <atcoder/all> using namespace atcoder; #endif #include <chrono> #include <unistd.h> using namespace std; using namespace chrono; #define rep(i, n) for (ll i = 0; i < (n); ++i) #define rep1(i, n) for (ll i = 1; i <= (n); ++i) #define rrep(i, n) for (ll i = n; i > 0; --i) #define bitrep(i, n) for (ll i = 0; i < (1 << n); ++i) #define all(a) (a).begin(), (a).end() #define yesNo(b) ((b) ? "Yes" : "No") using ll = long long; using ull = unsigned long long; using ld = long double; using mint = modint998244353; using MINT = modint1000000007; string alphabet = "abcdefghijklmnopqrstuvwxyz"; string ALPHABET = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; constexpr double pi = 3.141592653589793; constexpr ll smallMOD = 998244353; constexpr ll bigMOD = 1000000007; constexpr ll dx[] = {1, 0, -1, 0, 1, -1, -1, 1}; constexpr ll dy[] = {0, 1, 0, -1, 1, 1, -1, -1}; struct Init { Init() { ios::sync_with_stdio(0); cin.tie(0); cout << fixed << setprecision(15); } } init; template <typename T> ostream &operator<<(ostream &os, const vector<T> &vec) { os << "["; rep(i, vec.size()) { os << vec[i]; if (i != vec.size() - 1) os << ", "; } os << "]"; return os; } template <typename T> ostream &operator<<(ostream &os, const vector<vector<T>> &vec) { os << "["; rep(i, vec.size()) { os << vec[i]; if (i != vec.size() - 1) os << ", "; } os << "]"; return os; } template <typename T, typename U> ostream &operator<<(ostream &os, const pair<T, U> &pair_var) { os << "(" << pair_var.first << ", " << pair_var.second << ")"; return os; } template <typename T> ostream &operator<<(ostream &os, const set<T> &st) { os << "{"; for (auto itr = st.begin(); itr != st.end(); ++itr) { os << *itr; if (next(itr) != st.end()) os << ", "; } os << "}"; return os; } // graph_template struct Edge { ll to; ll cost; Edge(ll to, ll cost) : to(to), cost(cost) {} bool operator>(const Edge &e) const { return cost > e.cost; } }; struct Graph { vector<vector<Edge>> g; Graph(ll n) { g.resize(n); } ll size() { return g.size(); } void add_edge(ll from, ll to, ll cost = 1) { g[from].push_back(Edge(to, cost)); g[to].push_back(Edge(from, cost)); } void add_directed_edge(ll from, ll to, ll cost = 1) { g[from].push_back(Edge(to, cost)); } pair<ll, vector<ll>> tree_diameter() { function<pair<ll, ll>(ll, ll)> dfs = [&](ll v, ll p) -> pair<ll, ll> { pair<ll, ll> res = {0, v}; for (auto e : g[v]) { if (e.to == p) continue; auto [d, u] = dfs(e.to, v); d += e.cost; if (res.first < d) { res.first = d; res.second = u; } } return res; }; auto [d, u] = dfs(0, -1); auto [d2, v] = dfs(u, -1); vector<ll> path; function<void(ll, ll, ll)> get_path = [&](ll v, ll p, ll u) { if (v == u) { path.push_back(v); return; } for (auto e : g[v]) { if (e.to == p) continue; get_path(e.to, v, u); if (!path.empty()) { path.push_back(v); return; } } }; get_path(u, -1, v); return {d2, path}; } vector<ll> get_closed_circuit() { // 閉路のパスを返す vector<ll> path; vector<ll> visited(g.size(), 0); function<bool(ll, ll)> dfs = [&](ll v, ll p) -> bool { visited[v] = 1; for (auto e : g[v]) { if (e.to == p) continue; if (visited[e.to] == 1) { path.push_back(e.to); path.push_back(v); return true; } if (visited[e.to] == 2) continue; if (dfs(e.to, v)) { path.push_back(v); return true; } } visited[v] = 2; return false; }; dfs(0, -1); return path; } vector<Edge> &operator[](ll v) { return g[v]; } }; int main() { ll n, m; cin >> n >> m; Graph g(n); rep(i, m) { ll u, v; cin >> u >> v; g.add_edge(u, v); } auto path = g.get_closed_circuit(); set<ll> s; for (auto v : path) { s.insert(v); } set<ll> t; rep(i, 3) { ll x; cin >> x; t.insert(x); } if (s.size() != t.size()) { cout << "Yes" << endl; return 0; } // s=tならばNo for (auto v : s) { if (t.find(v) == t.end()) { cout << "Yes" << endl; return 0; } } cout << "No" << endl; return 0; }